| reawaken | (verb) awaken once again | - |
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| redden | (verb) turn red, as if in embarrassment or shame | Synonyms: blush, crimson, flush |
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| (verb) turn red or redder | - |
| (verb) make red | - |
| refreshen | (verb) become or make oneself fresh again | Synonyms: freshen, freshen up, refresh |
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| (verb) make fresh again | Synonyms: freshen, refresh |
| regimen | (noun) (medicine) a systematic plan for therapy (often including diet) | Synonyms: regime |
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| reopen | (verb) open again or anew | - |
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| restrengthen | (verb) make strong again | - |
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| ripen | (verb) grow ripe | - |
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| (verb) cause to ripen or develop fully | Synonyms: mature |
| risen | (adjective) (of e.g. celestial bodies) above the horizon | - |
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| roentgen | (noun) a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air | Synonyms: R |
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| rotten | (adjective) having decayed or disintegrated; usually implies foulness | - |
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| (adjective) damaged by decay; hence unsound and useless | Synonyms: decayed, rotted |
| (adjective) very bad | Synonyms: crappy, icky, lousy, shitty, stinking, stinky |
| roughen | (verb) make rough or rougher | - |
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| rumen | (noun) the first compartment of the stomach of a ruminant; here food is collected and returned to the mouth as cud for chewing | Synonyms: first stomach |
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| sadden | (verb) come to feel sad | - |
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| (verb) make unhappy | - |
| samisen | (noun) a Japanese stringed instrument resembling a banjo with a long neck and three strings and a fretless fingerboard and a rectangular soundbox; played with a plectrum | Synonyms: shamisen |
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| sateen | (noun) a cotton fabric with a satiny finish | - |
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| sauerbraten | (noun) pot roast marinated several days in seasoned vinegar before cooking; usually served with potato dumplings | - |
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| schnecken | (noun) rolled dough spread with sugar and nuts then sliced and baked in muffin tins with honey or sugar and butter in the bottom | Synonyms: caramel bun, honey bun, sticky bun |
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| scillaren | (noun) a crystalline steroidal glycoside present in squill (Drimia maritima). | - |
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| screen | (noun) a protective covering consisting of netting; can be mounted in a frame | - |
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| (noun) a covering that serves to conceal or shelter something | Synonyms: concealment, cover, covert |
| (noun) a strainer for separating lumps from powdered material or grading particles | Synonyms: sieve |
| (noun) partition consisting of a decorative frame or panel that serves to divide a space | - |
| (noun) a protective covering that keeps things out or hinders sight | Synonyms: blind |
| (noun) the display that is electronically created on the surface of the large end of a cathode-ray tube | Synonyms: CRT screen |
| (noun) a white or silvered surface where pictures can be projected for viewing | Synonyms: projection screen, silver screen |
| (noun) the personnel of the film industry | Synonyms: filmdom, screenland |
| (verb) examine methodically | - |
| (verb) protect, hide, or conceal from danger or harm | Synonyms: shield |
| (verb) prevent from entering | Synonyms: block out |
| (verb) separate with a riddle, as grain from chaff | Synonyms: riddle |
| (verb) project onto a screen for viewing | - |
| (verb) examine in order to test suitability | Synonyms: screen out, sieve, sort |
| (verb) test or examine for the presence of disease or infection | Synonyms: test |
| semen | (noun) the thick white fluid containing spermatozoa that is ejaculated by the male genital tract | Synonyms: come, cum, ejaculate, seed, seminal fluid |
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| sen | (noun) a fractional monetary unit of Japan and Indonesia and Cambodia; equal to one hundredth of a yen or rupiah or riel | - |
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| seven | (adjective) being one more than six | Synonyms: 7, vii |
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| (noun) one of four playing cards in a deck with seven pips on the face | Synonyms: seven-spot |
| (noun) the cardinal number that is the sum of six and one | Synonyms: 7, heptad, septenary, septet, sevener, VII |
| seventeen | (adjective) being one more than sixteen | Synonyms: 17, xvii |
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| (noun) the cardinal number that is the sum of sixteen and one | Synonyms: 17, XVII |
| shaken | (adjective) disturbed psychologically as if by a physical jolt or shock | Synonyms: jolted |
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| shamisen | (noun) a Japanese stringed instrument resembling a banjo with a long neck and three strings and a fretless fingerboard and a rectangular soundbox; played with a plectrum | Synonyms: samisen |
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| sharpen | (verb) become sharp or sharper | - |
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| (verb) make crisp or more crisp and precise | - |
| (verb) raise the pitch of (musical notes) | - |
| (verb) put (an image) into focus | Synonyms: focalise, focalize, focus |
| (verb) make (one's senses) more acute | Synonyms: heighten |
| (verb) give a point to | Synonyms: point, taper |
| (verb) make sharp or sharper | - |
| (verb) make (images or sounds) sharp or sharper | - |
| shaven | (adjective) having the beard or hair cut off close to the skin | Synonyms: shaved |
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| shebeen | (noun) unlicensed drinking establishment | - |
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| sheen | (noun) the visual property of something that shines with reflected light | Synonyms: luster, lustre, shininess |
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| shodden | (adjective) wearing footgear | Synonyms: shod, shoed |
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| shorten | (verb) become short or shorter | - |
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| (verb) make shorter than originally intended; reduce or retrench in length or duration | - |
| (verb) reduce in scope while retaining essential elements | Synonyms: abbreviate, abridge, contract, cut, foreshorten, reduce |
| (verb) edit by omitting or modifying parts considered indelicate | Synonyms: bowdlerise, bowdlerize, castrate, expurgate |
| (verb) make short or shorter | - |
| shrunken | (adjective) reduced in efficacy or vitality or intensity | Synonyms: shriveled, shrivelled |
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| (adjective) lean and wrinkled by shrinkage as from age or illness | Synonyms: shriveled, shrivelled, withered, wizen, wizened |
| sicken | (verb) get sick | Synonyms: come down |
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| (verb) make sick or ill | - |
| (verb) cause aversion in; offend the moral sense of | Synonyms: churn up, disgust, nauseate, revolt |
| (verb) upset and make nauseated | Synonyms: nauseate, turn one's stomach |
| silken | (adjective) having a smooth, gleaming surface reflecting light; being of a smooth, soft and lustrous quality, resembling silk | Synonyms: satiny, silklike, silky, sleek, slick |
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| silkscreen | (noun) a print made using a stencil process in which an image or design is superimposed on a very fine mesh screen and printing ink is squeegeed onto the printing surface through the area of the screen that is not covered by the stencil | Synonyms: serigraph, silk screen print |
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| (verb) print by silkscreen | - |
| siren | (noun) eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills | - |
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| (noun) an acoustic device producing a loud often wailing sound as a signal or warning | - |
| (noun) a warning signal that is a loud wailing sound | - |
| (noun) a woman who is considered to be dangerously seductive | Synonyms: Delilah, enchantress, femme fatale, temptress |
| sixteen | (adjective) being one more than fifteen | Synonyms: 16, xvi |
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| (noun) the cardinal number that is the sum of fifteen and one | Synonyms: 16, XVI |
| slacken | (verb) become looser or slack | - |
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| (verb) make slack as by lessening tension or firmness | Synonyms: remit |
| (verb) become slow or slower | Synonyms: slack, slow, slow down, slow up |
| (verb) make less active or fast | Synonyms: relax, slack, slack up |
| sloven | (noun) a coarse obnoxious person | Synonyms: pig, slob, slovenly person |
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| smidgen | (noun) a tiny or scarcely detectable amount | Synonyms: iota, scintilla, shred, smidge, smidgeon, smidgin, tittle, whit |
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| smitten | (adjective) (used in combination) affected by something overwhelming | Synonyms: stricken, struck |
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| (adjective) marked by foolish or unreasoning fondness | Synonyms: enamored, in love, infatuated, potty, soft on, taken with |
| smokescreen | (noun) an action intended to conceal or confuse or obscure | Synonyms: smoke screen |
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| (noun) (military) screen consisting of a cloud of smoke that obscures movements | Synonyms: smoke screen |
| smoothen | (verb) become smooth | - |
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| (verb) make smooth or smoother, as if by rubbing | Synonyms: smooth |
| (verb) make (a surface) shine | Synonyms: polish, shine, smooth |
| sodden | (adjective) wet through and through; thoroughly wet | Synonyms: soppy |
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| soften | (verb) become soft or softer | - |
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| (verb) make soft or softer | - |
| (verb) lessen in force or effect | Synonyms: break, damp, dampen, weaken |
| (verb) make less severe or harsh | Synonyms: mince, moderate |
| (verb) protect from impact | Synonyms: buffer, cushion |
| (verb) make (images or sounds) soft or softer | - |
| (verb) give in, as to influence or pressure | Synonyms: relent, yield |
| specimen | (noun) a bit of tissue or blood or urine that is taken for diagnostic purposes | - |
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| (noun) an example regarded as typical of its class | - |
| spiegeleisen | (noun) pig iron containing manganese; used as a deoxidizing agent and to raise the manganese content in making steel | Synonyms: spiegel, spiegel iron |
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| spleen | (noun) a large dark-red oval organ on the left side of the body between the stomach and the diaphragm; produces cells involved in immune responses | Synonyms: lien |
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| (noun) a feeling of resentful anger | Synonyms: irascibility, quick temper, short temper |
| spoken | (adjective) uttered through the medium of speech or characterized by speech; sometimes used in combination | - |
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| stamen | (noun) the male reproductive organ of a flower | - |
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| steepen | (verb) make steeper | - |
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| (verb) become steeper | - |
| stercobilinogen | (noun) a chromogen formed in the intestine from the breakdown of bilirubin; yields urobilins on oxidation; some is excreted in the feces and some is resorbed and excreted in bile or urine | Synonyms: urobilinogen |
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| stiffen | (verb) become stiff or stiffer | - |
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| (verb) make stiff or stiffer | - |
| (verb) severely restrict in scope or extent | Synonyms: constrain, tighten, tighten up |
| straighten | (verb) put (things or places) in order | Synonyms: clean up, neaten, square away, straighten out, tidy, tidy up |
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| (verb) make straight or straighter | - |
| (verb) make straight | Synonyms: straighten out |
| (verb) straighten by unrolling | Synonyms: roll out |
| (verb) straighten up or out; make straight | Synonyms: unbend |
| (verb) get up from a sitting or slouching position | - |
| straiten | (verb) squeeze together | - |
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| (verb) bring into difficulties or distress, especially financial hardship | Synonyms: distress |
| strengthen | (verb) give a healthy elasticity to | Synonyms: tone, tone up |
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| (verb) gain strength | - |
| (verb) make strong or stronger | Synonyms: beef up, fortify |
| stricken | (adjective) (used in combination) affected by something overwhelming | Synonyms: smitten, struck |
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| (adjective) grievously affected especially by disease | Synonyms: afflicted |
| (adjective) put out of action (by illness) | Synonyms: laid low |
| sudden | (adjective) happening without warning or in a short space of time | - |
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| sullen | (adjective) darkened by clouds | Synonyms: heavy, lowering, threatening |
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| (adjective) showing a brooding ill humor | Synonyms: dark, dour, glowering, glum, moody, morose, saturnine, sour |
| sunken | (adjective) having a sunken area | Synonyms: deep-set, recessed |
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| sunscreen | (noun) a cream spread on the skin; contains a chemical (as PABA) to filter out ultraviolet light and so protect from sunburn | Synonyms: sun blocker, sunblock |
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| swamphen | (noun) any of various small aquatic birds of the genus Gallinula distinguished from rails by a frontal shield and a resemblance to domestic hens | Synonyms: gallinule, marsh hen, water hen |
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| sweeten | (verb) make sweeter, more pleasant, or more agreeable | - |
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| (verb) make sweeter in taste | Synonyms: dulcify, dulcorate, edulcorate |
| swollen | (adjective) characteristic of false pride; having an exaggerated sense of self-importance | Synonyms: conceited, egotistic, egotistical, self-conceited, swollen-headed, vain |
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| (adjective) abnormally distended especially by fluids or gas | Synonyms: bloated, distended, intumescent, puffy, tumescent, tumid, turgid |
| taken | (adjective) be affected with an indisposition | - |
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| (adjective) understood in a certain way; made sense of | Synonyms: interpreted |
| tamoxifen | (noun) an antagonist for estrogen that is used in the treatment of breast cancer | Synonyms: estrogen antagonist |
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| tauten | (verb) become taut or tauter | Synonyms: firm |
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| (verb) make taut or tauter | Synonyms: firm |
| teen | (adjective) being of the age 13 through 19 | Synonyms: adolescent, teenage, teenaged |
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| (noun) a juvenile between the onset of puberty and maturity | Synonyms: adolescent, stripling, teenager |
| ten | (adjective) being one more than nine | Synonyms: 10, x |
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| (noun) one of four playing cards in a deck with ten pips on the face | Synonyms: ten-spot |
| (noun) the cardinal number that is the sum of nine and one; the base of the decimal system | Synonyms: 10, decade, tenner, X |
| tendergreen | (noun) Asiatic plant cultivated for its swollen root crown and edible foliage | Synonyms: Brassica perviridis, Brassica rapa perviridis, spinach mustard |
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| teratogen | (noun) any agent that interferes with normal embryonic development: alcohol or thalidomide or X-rays or rubella are examples | - |
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| tetragen | (noun) any chemical element that belongs to the carbon group. | Synonyms: carbon group element, crystallogen, Group 14 element, tetrel |
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| then | (adjective) at a specific prior time | - |
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| (noun) that time; that moment | - |
| (adverb) subsequently or soon afterward (often used as sentence connectors) | Synonyms: and so, so |
| (adverb) at that time | - |
| (adverb) in that case or as a consequence | - |
| thicken | (verb) become thick or thicker | Synonyms: inspissate |
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| (verb) make thick or thicker | Synonyms: inspissate |
| (verb) make viscous or dense | Synonyms: inspissate |
| thirteen | (adjective) being one more than twelve | Synonyms: 13, xiii |
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| (noun) the cardinal number that is the sum of twelve and one | Synonyms: 13, baker's dozen, long dozen, XIII |
| threaten | (verb) to utter intentions of injury or punishment against | - |
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| (verb) to be a menacing indication of something | - |
| (verb) pose a threat to; present a danger to | Synonyms: endanger, imperil, jeopardise, jeopardize, menace, peril |
| tighten | (verb) become tight or tighter | - |
|---|
| (verb) make tight or tighter | Synonyms: fasten |
| (verb) severely restrict in scope or extent | Synonyms: constrain, stiffen, tighten up |
| (verb) narrow or limit | Synonyms: reduce |
| token | (adjective) insignificantly small; a matter of form only (`tokenish' is informal) | Synonyms: nominal, tokenish |
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| (noun) a metal or plastic disk that can be redeemed or used in designated slot machines | - |
| (noun) something of sentimental value | Synonyms: keepsake, relic, souvenir |
| (noun) an individual instance of a type of symbol | Synonyms: item |
| (noun) something serving as a sign of something else | - |
| touchscreen | (noun) a computer display that enables the user to interact with the computer by touching areas on the screen | Synonyms: touch screen |
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| toughen | (verb) make tough or tougher | - |
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| trypsinogen | (noun) inactive precursor of trypsin; a substance secreted by the pancreas and converted to active trypsin by enterokinase in the small intestine | - |
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| tungsten | (noun) a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite | Synonyms: atomic number 74, W, wolfram |
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| tureen | (noun) large deep serving dish with a cover; for serving soups and stews | - |
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| umpteen | (adjective) innumerable but many | Synonyms: umteen |
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| umteen | (adjective) innumerable but many | Synonyms: umpteen |
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| unbeaten | (adjective) not conquered | Synonyms: unconquered, unvanquished |
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| unbeholden | (adjective) free of moral obligation | - |
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| unbroken | (adjective) not broken; whole and intact; in one piece | - |
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| (adjective) marked by continuous or uninterrupted extension in space or time or sequence | - |
| (adjective) (especially of promises or contracts) not violated or disregarded | Synonyms: kept |
| (adjective) (of farmland) not plowed | Synonyms: unploughed, unplowed |
| (adjective) not subdued or trained for service or use | - |
| unburden | (verb) take the burden off; remove the burden from | Synonyms: disburden |
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| (verb) free or relieve (someone) of a burden | - |
| uneven | (adjective) not even or uniform as e.g. in shape or texture | - |
|---|
| (adjective) not divisible by two | Synonyms: odd |
| (adjective) lacking consistency | Synonyms: scratchy, spotty |
| (adjective) (of a contest or contestants) not fairly matched as opponents | Synonyms: mismatched |
| (adjective) variable and recurring at irregular intervals | - |
| unfasten | (verb) become undone or untied | - |
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| (verb) cause to become undone | - |
| unforeseen | (adjective) not anticipated | Synonyms: out of the blue, unanticipated, unlooked-for, unseen |
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| unfrozen | (adjective) not frozen | - |
|---|
| unloosen | (verb) loosen the ties of | Synonyms: unloose |
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| (verb) grant freedom to; free from confinement | Synonyms: free, liberate, loose, release, unloose |
| unopen | (adjective) not open | Synonyms: closed, shut |
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| unproven | (adjective) not proved | Synonyms: unproved |
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| unseen | (adjective) not seen or perceived | - |
|---|
| (adjective) not anticipated | Synonyms: out of the blue, unanticipated, unforeseen, unlooked-for |
| (adjective) unnoticed | Synonyms: unobserved |
| (noun) a belief that there is a realm controlled by a divine spirit | Synonyms: spiritual domain, spiritual world |
| unshaken | (adjective) unshaken in purpose | Synonyms: undaunted, undismayed |
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| unshapen | (adjective) incompletely or imperfectly shaped | Synonyms: unshaped |
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| unshaven | (adjective) not shaved | Synonyms: unshaved |
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