| ATWITTER | • atwitter adj. (Postpositive) twittering. • atwitter adj. (Postpositive) nervously excited. • ATWITTER adj. twittering. |
| FAITHWORTHIEST | • FAITHWORTHY adj. worthy of faith or belief. |
| HATEWORTHIEST | • HATEWORTHY adj. worthy of hate. |
| STRAITWAISTCOAT | • straitwaistcoat n. (Now rare) A straitjacket. • STRAITWAISTCOAT n. a straitjacket. |
| TERAWATT | • terawatt n. One million million (1012) watts, abbreviated as TW. • tera-watt n. One million million (1012) watts, abbreviated as TW. • TERAWATT n. a trillion watts. |
| TERAWATTS | • terawatts n. Plural of terawatt. • TERAWATT n. a trillion watts. |
| THANKWORTHIEST | • thankworthiest adj. Superlative form of thankworthy: most thankworthy. • THANKWORTHY adj. worthy of thanks. |
| THROATWORT | • throatwort n. A plant, Campanula trachelium, with a throat-shaped corolla, once considered a remedy for sore throats. • THROATWORT n. a plant formerly considered a remedy for sore throats because of its throat-shaped corolla. |
| THROATWORTS | • throatworts n. Plural of throatwort. • THROATWORT n. a plant formerly considered a remedy for sore throats because of its throat-shaped corolla. |
| TWATTLER | • twattler n. One who twattles; a long-winded talker. • TWATTLER n. one who twattles. |
| TWATTLERS | • twattlers n. Plural of twattler. • TWATTLER n. one who twattles. |
| TWITTERATI | • twitterati n. Alternative form of Twitterati. • Twitterati n. (Informal) People, particularly avid or frequent users, who use the microblogging service Twitter. • TWITTERATI n. influential commentators who use the Twitter website. |
| WATERTIGHT | • watertight adj. So tightly made that water cannot enter or escape. • watertight adj. (Figurative) So devised or planned as to be impossible to defeat, evade or nullify. • WATERTIGHT adj. so well-sealed as not to admit water or let it escape. |
| WATERTIGHTNESS | • watertightness n. (Rare) The condition of being watertight. • WATERTIGHTNESS n. the state of being watertight. |
| WATTMETER | • wattmeter n. An instrument for measuring electric power in watts. • WATTMETER n. an instrument for measuring electrical power. |
| WATTMETERS | • wattmeters n. Plural of wattmeter. • WATTMETER n. an instrument for measuring electrical power. |
| WHITETHROAT | • whitethroat n. Sylvia communis, a species of typical warbler. • WHITETHROAT n. any of several birds with white on the throat. |
| WHITETHROATS | • whitethroats n. Plural of whitethroat. • WHITETHROAT n. any of several birds with white on the throat. |