| iceberg | (noun) lettuce with crisp tightly packed light-green leaves in a firm head | Synonyms: crisphead lettuce, iceberg lettuce |
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| (noun) a large mass of ice floating at sea; usually broken off of a polar glacier | Synonyms: berg |
| iceboat | (noun) a ship with a reinforced bow to break up ice and keep channels open for navigation | Synonyms: icebreaker |
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| (noun) a sailing vessel with runners and a cross-shaped frame; suitable for traveling over ice | Synonyms: ice yacht, scooter |
| icebox | (noun) white goods in which food can be stored at low temperatures | Synonyms: refrigerator |
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| icebreaker | (noun) a beginning that relaxes a tense or formal atmosphere | - |
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| (noun) a ship with a reinforced bow to break up ice and keep channels open for navigation | Synonyms: iceboat |
| ricebird | (noun) migratory American songbird | Synonyms: bobolink, Dolichonyx oryzivorus, reedbird |
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| (noun) small finch-like Indonesian weaverbird that frequents rice fields | Synonyms: Java finch, Java sparrow, Padda oryzivora |
| serviceberry | (noun) edible purple or red berries | Synonyms: juneberry, saskatoon, shadberry |
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| (noun) any of various North American trees or shrubs having showy white flowers and edible blue-black or purplish fruit | Synonyms: Juneberry, service tree, shadblow, shadbush |
| spiceberry | (noun) spicy red berrylike fruit; source of wintergreen oil | Synonyms: boxberry, checkerberry, teaberry, wintergreen |
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| (noun) shrub with coral-red berries; Japan to northern India | Synonyms: Ardisia crenata, coralberry |
| spicebush | (noun) deciduous shrub of the eastern United States having highly aromatic leaves and bark and yellow flowers followed by scarlet or yellow berries | Synonyms: American spicebush, Benjamin bush, Benzoin odoriferum, Lindera benzoin, spice bush |
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| (noun) straggling aromatic shrub of southwestern United States having fragrant brown flowers | Synonyms: California allspice, Calycanthus occidentalis |