| agueweed | (noun) gentian of eastern North America having clusters of bristly blue flowers | Synonyms: ague weed, five-flowered gentian, Gentiana quinquefolia, Gentianella quinquefolia, stiff gentian |
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| (noun) perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine | Synonyms: boneset, Eupatorium perfoliatum, thoroughwort |
| airspeed | (noun) the speed of an aircraft relative to the air in which it is flying | - |
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| aniseed | (noun) liquorice-flavored seeds, used medicinally and in cooking and liquors | Synonyms: anise, anise seed |
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| axseed | (noun) European herb resembling vetch; naturalized in the eastern United States; having umbels of pink-and-white flowers and sharp-angled pods | Synonyms: Coronilla varia, crown vetch |
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| beetleweed | (noun) tufted evergreen perennial herb having spikes of tiny white flowers and glossy green round to heart-shaped leaves that become coppery to maroon or purplish in fall | Synonyms: coltsfoot, galax, Galax urceolata, galaxy, wandflower |
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| beggarweed | (noun) West Indian forage plant cultivated in southern United States as forage and to improve soil | Synonyms: Desmodium purpureum, Desmodium tortuosum |
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| benniseed | (noun) small oval seeds of the sesame plant | Synonyms: sesame seed |
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| benweed | (noun) widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity | Synonyms: ragweed, ragwort, Senecio jacobaea, tansy ragwort |
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| bindweed | (noun) any of several vines of the genera Convolvulus and Calystegia having a twining habit | - |
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| birdseed | (noun) food given to birds; usually mixed seeds | Synonyms: bird feed, bird food |
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| bitterweed | (noun) any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma | Synonyms: ambrosia, ragweed |
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| (noun) widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States | Synonyms: bristly oxtongue, bugloss, oxtongue, Picris echioides |
| blackseed | (noun) grass native to West Indies but common in southern United States having tufted wiry stems often infested with a dark fungus | Synonyms: carpet grass, smut grass, Sporobolus poiretii |
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| blueweed | (noun) a coarse prickly European weed with spikes of blue flowers; naturalized in United States | Synonyms: blue devil, blue thistle, Echium vulgare, viper's bugloss |
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| breed | (noun) a special type | - |
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| (noun) a special variety of domesticated animals within a species | Synonyms: stock, strain |
| brookweed | (noun) water pimpernel of Europe to China | Synonyms: Samolus valerandii |
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| (noun) American water pimpernel | Synonyms: Samolus floribundus, Samolus parviflorus |
| broomweed | (noun) annual of southwestern United States having rigid woody branches with sticky foliage and yellow flowers | Synonyms: broom-weed, Gutierrezia texana |
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| bugleweed | (noun) any of various low-growing annual or perennial evergreen herbs native to Eurasia; used for ground cover | Synonyms: bugle |
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| (noun) a mildly narcotic and astringent aromatic herb having small whitish flowers; eastern United States | Synonyms: Lycopus virginicus |
| butterweed | (noun) any of several yellow-flowered plants of the genus Packera; often placed in genus Senecio | - |
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| (noun) American ragwort with yellow flowers | Synonyms: ragwort, Senecio glabellus |
| camphorweed | (noun) aromatic plant of western United States | Synonyms: Trichostema lanceolatum, turpentine camphor weed, vinegarweed |
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| cancerweed | (noun) sage of eastern United States | Synonyms: cancer weed, Salvia lyrata |
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| candyweed | (noun) bog plant of pine barrens of southeastern United States having spikes of irregular yellow-orange flowers | Synonyms: orange milkwort, Polygala lutea, yellow bachelor's button, yellow milkwort |
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| cankerweed | (noun) herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes | Synonyms: Nabalus alba, Prenanthes alba, white lettuce |
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| capeweed | (noun) European weed widely naturalized in North America having yellow flower heads and leaves resembling a cat's ears | Synonyms: California dandelion, cat's-ear, gosmore, Hypochaeris radicata |
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| carpetweed | (noun) annual prostrate mat-forming weed having whorled leaves and small greenish-white flowers; widespread throughout North America | Synonyms: Indian chickweed, Molluga verticillata |
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| catchweed | (noun) annual having the stem beset with curved prickles; North America and Europe and Asia | Synonyms: cleavers, clivers, Galium aparine, goose grass, spring cleavers |
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| chafeweed | (noun) weedy perennial of north temperate regions having woolly foliage and dirty white flowers in a leafy spike | Synonyms: Gnaphalium sylvaticum, wood cudweed |
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| chaffweed | (noun) weedy plant having short dry chafflike leaves | Synonyms: bastard pimpernel, false pimpernel |
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| chickenfeed | (noun) a trifling sum of money | Synonyms: chump change, small change |
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| chickweed | (noun) any of various plants of the genus Stellaria | - |
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| (noun) any of various plants related to the common chickweed | Synonyms: clammy chickweed, mouse-ear chickweed, mouse ear, mouse eared chickweed |
| clammyweed | (noun) strong-scented herb common in southern United States covered with intermixed gland and hairs | Synonyms: Polanisia dodecandra, Polanisia graveolens |
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| clearweed | (noun) a plants of the genus Pilea having drooping green flower clusters and smooth translucent stems and leaves | Synonyms: dead nettle, Pilea pumilla, richweed |
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| cottonseed | (noun) seed of cotton plants; source of cottonseed oil | - |
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| cottonweed | (noun) any of various plants of the genus Froelichia found in sandy soils and on rocky slopes in warmer regions of America; grown for their spikes of woolly white flowers | - |
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| (noun) an American everlasting having foliage with soft wooly hairs and corymbose heads with pearly white bracts | Synonyms: Anaphalis margaritacea, pearly everlasting |
| crazyweed | (noun) any of several leguminous plants of western North America causing locoism in livestock | Synonyms: crazy weed, locoweed |
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| creed | (noun) any system of principles or beliefs | Synonyms: credo |
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| (noun) the written body of teachings of a religious group that are generally accepted by that group | Synonyms: church doctrine, gospel, religious doctrine |
| crossbreed | (noun) (genetics) an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species | Synonyms: cross, hybrid |
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| cudweed | (noun) any of numerous plants of the genus Gnaphalium having flowers that can be dried without loss of form or color | - |
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| (noun) any plant of the genus Filago having capitate clusters of small woolly flower heads | Synonyms: cotton rose, filago |
| (noun) perennial cottony-white herb of southwestern United States | Synonyms: Artemisia gnaphalodes, Artemisia ludoviciana, prairie sage, western mugwort, white sage |
| deed | (noun) something that people do or cause to happen | Synonyms: act, human action, human activity |
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| (noun) a legal document signed and sealed and delivered to effect a transfer of property and to show the legal right to possess it | Synonyms: deed of conveyance, title |
| dropseed | (noun) a grass of the genus Sporobolus | Synonyms: drop-seed |
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| duckweed | (noun) any small or minute aquatic plant of the family Lemnaceae that float on or near the surface of shallow ponds | - |
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| dyeweed | (noun) small Eurasian shrub having clusters of yellow flowers that yield a dye; common as a weed in Britain and the United States; sometimes grown as an ornamental | Synonyms: dyer's-broom, dyer's greenweed, Genista tinctoria, greenweed, whin, woadwaxen, woodwaxen |
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| fanweed | (noun) foetid Eurasian weed having round flat pods; naturalized throughout North America | Synonyms: field pennycress, French weed, mithridate mustard, penny grass, stinkweed, Thlaspi arvense |
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| feed | (noun) food for domestic livestock | Synonyms: provender |
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| fireweed | (noun) tall North American perennial with creeping rootstocks and narrow leaves and spikes of pinkish-purple flowers occurring in great abundance in burned-over areas or recent clearings; an important honey plant | Synonyms: Epilobium angustifolium, giant willowherb, rosebay willowherb, wickup |
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| (noun) an American weedy plant with small white or greenish flowers | Synonyms: Erechtites hieracifolia |
| flaxseed | (noun) the seed of flax used as a source of oil | Synonyms: linseed |
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| frostweed | (noun) perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowers; so-called because ice crystals form on it during first frosts | Synonyms: Crocanthemum canadense, frost-weed, frostwort, Helianthemum canadense |
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| (noun) tall perennial herb having clusters of white flowers; the eastern United States | Synonyms: frost-weed, Verbesina virginica, Virginia crownbeard |
| gravelweed | (noun) perennial herb with yellow flowers; southern and south central United States | Synonyms: Verbesina helianthoides |
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| greed | (noun) reprehensible acquisitiveness; insatiable desire for wealth (personified as one of the deadly sins) | Synonyms: avarice, avaritia, covetousness, rapacity |
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| (noun) excessive desire to acquire or possess more (especially more material wealth) than one needs or deserves | - |
| greenweed | (noun) small Eurasian shrub having clusters of yellow flowers that yield a dye; common as a weed in Britain and the United States; sometimes grown as an ornamental | Synonyms: dyer's-broom, dyer's greenweed, dyeweed, Genista tinctoria, whin, woadwaxen, woodwaxen |
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| groundspeed | (noun) the speed of an aircraft relative to the ground | - |
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| gulfweed | (noun) brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea | Synonyms: sargasso, sargassum, Sargassum bacciferum |
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| gumweed | (noun) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock | Synonyms: gum plant, rosinweed, tarweed |
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| gypsyweed | (noun) common hairy European perennial with pale blue or lilac flowers in axillary racemes | Synonyms: common speedwell, Veronica officinalis |
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| hawkweed | (noun) any of numerous often hairy plants of the genus Hieracium having yellow or orange flowers that resemble the dandelion | - |
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| (noun) any of various plants of the genus Pilosella | - |
| hayseed | (noun) a person who is not very intelligent or interested in culture | Synonyms: bumpkin, chawbacon, hick, rube, yahoo, yokel |
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| heartseed | (noun) herbaceous vine of tropical America and Africa | Synonyms: Cardiospermum grandiflorum |
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| heed | (noun) paying particular notice (as to children or helpless people) | Synonyms: attentiveness, paying attention, regard |
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| hogweed | (noun) tall coarse plant having thick stems and cluster of white to purple flowers | Synonyms: cow parsnip, Heracleum sphondylium |
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| horseweed | (noun) common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron | Synonyms: Canadian fleabane, Conyza canadensis, Erigeron canadensis, fleabane |
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| (noun) erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States | Synonyms: Collinsonia canadensis, horse balm, richweed, stone-root, stone root, stoneroot |
| ironweed | (noun) any of various plants of the genus Vernonia of tropical and warm regions of especially North America that take their name from their loose heads of purple to rose flowers that quickly take on a rusty hue | Synonyms: vernonia |
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| jewelweed | (noun) North American annual plant with usually yellow or orange flowers; grows chiefly on wet rather acid soil | Synonyms: celandine, Impatiens capensis, lady's earrings, orange balsam, touch-me-not |
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| jimsonweed | (noun) intensely poisonous tall coarse annual tropical weed having rank-smelling foliage, large white or violet trumpet-shaped flowers and prickly fruits | Synonyms: apple of Peru, common thorn apple, Datura stramonium, Jamestown weed, jimson weed |
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| knapweed | (noun) any of various plants of the genus Centaurea having purple thistlelike flowers | - |
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| linseed | (noun) the seed of flax used as a source of oil | Synonyms: flaxseed |
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| locoweed | (noun) street names for marijuana | Synonyms: dope, gage, grass, green goddess, Mary Jane, pot, sens, sess, skunk, smoke, weed |
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| (noun) any of several leguminous plants of western North America causing locoism in livestock | Synonyms: crazy weed, crazyweed |
| markweed | (noun) climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact | Synonyms: poison ivy, poison mercury, poison oak, Rhus radicans, Toxicodendron radicans |
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| matchweed | (noun) any of several plants of the genus Gutierrezia having tiny flower heads that resemble the heads of matches | Synonyms: matchbush |
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| mayweed | (noun) widespread rank-smelling weed having white-rayed flower heads with yellow discs | Synonyms: Anthemis cotula, dog fennel, stinking chamomile, stinking mayweed |
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| meed | (noun) a fitting reward | - |
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| milkweed | (noun) any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts | Synonyms: silkweed |
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| (noun) annual Eurasian sow thistle with soft spiny leaves and rayed yellow flower heads | Synonyms: Sonchus oleraceus |
| misdeed | (noun) improper or wicked or immoral behavior | Synonyms: misbehavior, misbehaviour |
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| moonseed | (noun) plant of the family Menispermaceae having red or black fruit with crescent- or ring-shaped seeds | - |
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| need | (noun) the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior | Synonyms: motivation, motive |
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| (noun) anything that is necessary but lacking | Synonyms: want |
| (noun) a condition requiring relief | Synonyms: demand |
| (noun) a state of extreme poverty or destitution | Synonyms: indigence, pauperism, pauperization, penury |
| nitweed | (noun) annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers | Synonyms: Hypericum gentianoides, orange grass, pine-weed, pineweed |
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| nosebleed | (noun) bleeding from the nose | Synonyms: epistaxis |
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| oilseed | (noun) any of several seeds that yield oil | Synonyms: oil-rich seed |
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| pearlweed | (noun) any of various low-growing plants of the genus Sagina having small spherical flowers resembling pearls | Synonyms: pearl-weed, pearlwort |
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| pickerelweed | (noun) American plant having spikes of blue flowers and growing in shallow water of streams and ponds | Synonyms: pickerel weed, Pontederia cordata, wampee |
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| pigweed | (noun) leaves collected from the wild | Synonyms: lamb's-quarter, wild spinach |
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| (noun) common weedy European plant introduced into North America; often used as a potherb | Synonyms: Chenopodium album, lamb's-quarters, wild spinach |
| (noun) leaves sometimes used as potherbs; seeds used as cereal; southern United States to Central America; India and China | Synonyms: Amaranthus hypochondriacus |
| pineweed | (noun) annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers | Synonyms: Hypericum gentianoides, nitweed, orange grass, pine-weed |
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| pokeweed | (noun) perennial of the genus Phytolacca | - |
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| pondweed | (noun) any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae | - |
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| (noun) submerged freshwater perennials | Synonyms: ditchmoss, Elodea, genus Elodea |
| pumpkinseed | (noun) small brilliantly colored North American sunfish | Synonyms: Lepomis gibbosus |
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| rabbitweed | (noun) low-growing sticky subshrub of southwestern United States having narrow linear leaves on many slender branches and hundreds of tiny yellow flower heads | Synonyms: broom snakeroot, broom snakeweed, Gutierrezia sarothrae, rabbit-weed, snakeweed, turpentine weed |
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| ragweed | (noun) any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma | Synonyms: ambrosia, bitterweed |
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| (noun) widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity | Synonyms: benweed, ragwort, Senecio jacobaea, tansy ragwort |
| rapeseed | (noun) seed of rape plants; source of an edible oil | - |
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| reed | (noun) a musical instrument that sounds by means of a vibrating reed | Synonyms: beating-reed instrument, reed instrument |
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| (noun) a vibrator consisting of a thin strip of stiff material that vibrates to produce a tone when air streams over it | Synonyms: vibrating reed |
| (noun) tall woody perennial grasses with hollow slender stems especially of the genera Arundo and Phragmites | - |
| richweed | (noun) a plants of the genus Pilea having drooping green flower clusters and smooth translucent stems and leaves | Synonyms: clearweed, dead nettle, Pilea pumilla |
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| (noun) erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States | Synonyms: Collinsonia canadensis, horse balm, horseweed, stone-root, stone root, stoneroot |
| rockweed | (noun) coarse brown seaweed growing on rocks exposed at low tide | - |
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| rosinweed | (noun) North American perennial having a resinous odor and yellow flowers | Synonyms: Silphium laciniatum |
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| (noun) any of various western American plants of the genus Grindelia having resinous leaves and stems formerly used medicinally; often poisonous to livestock | Synonyms: gum plant, gumweed, tarweed |
| scorpionweed | (noun) any plant of the genus Phacelia | Synonyms: phacelia, scorpion weed |
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| screed | (noun) an accurately levelled strip of material placed on a wall or floor as guide for the even application of plaster or concrete | - |
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| (noun) a long piece of writing | - |
| (noun) a long monotonous harangue | - |
| seaweed | (noun) plant growing in the sea, especially marine algae | - |
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| seed | (noun) the thick white fluid containing spermatozoa that is ejaculated by the male genital tract | Synonyms: come, cum, ejaculate, semen, seminal fluid |
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| (noun) anything that provides inspiration for later work | Synonyms: germ, source |
| (noun) one of the outstanding players in a tournament | Synonyms: seeded player |
| (noun) a small hard fruit | - |
| (noun) a mature fertilized plant ovule consisting of an embryo and its food source and having a protective coat or testa | - |
| shaheed | (noun) Arabic term for holy martyrs | - |
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| silkweed | (noun) any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts | Synonyms: milkweed |
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| silverweed | (noun) any of various twining shrubs of the genus Argyreia having silvery leaves and showy purple flowers | - |
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| (noun) low-growing perennial having leaves silvery beneath; northern United States, Europe, Asia | Synonyms: goose-tansy, goose grass, Potentilla anserina |
| skunkweed | (noun) tall herb of the Rocky Mountains having sticky leaves and an offensive smell | Synonyms: Polemonium viscosum, skunk-weed |
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| snakeweed | (noun) low-growing sticky subshrub of southwestern United States having narrow linear leaves on many slender branches and hundreds of tiny yellow flower heads | Synonyms: broom snakeroot, broom snakeweed, Gutierrezia sarothrae, rabbit-weed, rabbitweed, turpentine weed |
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| sneezeweed | (noun) any of various plants of the genus Helenium characteristically causing sneezing | - |
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