| ANTITHEIST | • antitheist n. An active opponent of the belief in the existence of a god or gods. • ANTITHEIST n. a disbeliever in the existence of God. |
| AUTOTHEIST | • autotheist n. One who subscribes to autotheism; a self-worshipper. • AUTOTHEIST n. the individual who is not only self-centered but self-deifying, or at least self-worshipping. |
| STEAMTIGHT | • steamtight adj. So tightly made that steam cannot enter or escape. • STEAMTIGHT adj. impervious to steam. |
| SYNTHETIST | • synthetist n. A synthesist; one who synthesizes. • synthetist n. (Art) An artist working in the style of synthetism. • synthetist n. (Music) A musician that plays the synthesizer. |
| TETRASTICH | • tetrastich n. (Prosody) A four-line stanza. • TETRASTICH n. a stanza, epigram, or poem, consisting of four verses or lines. |
| THATCHIEST | • THATCHY adj. resembling thatch. |
| THIRSTIEST | • thirstiest adj. Superlative form of thirsty: most thirsty. • THIRSTY adj. feeling a need to drink, also THRISTY. |
| THIRTIETHS | • thirtieths n. Plural of thirtieth. • THIRTIETH n. one of thirty equal parts. |
| THISTLIEST | • thistliest adj. Superlative form of thistly: most thistly. • THISTLY adj. full of thistles. |
| THRIFTIEST | • thriftiest adj. Superlative form of thrifty: most thrifty. • THRIFTY adj. frugal. |
| THROATIEST | • throatiest adj. Superlative form of throaty: most throaty. • THROATY adj. of a voice, vocal sound, etc., produced or modified in the throat, guttural. |
| TRITHEISTS | • tritheists n. Plural of tritheist. • TRITHEIST n. one believing that the members of Trinity are three separate gods. |
| TWENTIETHS | • twentieths n. Plural of twentieth. • TWENTIETH n. one of twenty equal parts. |
| TWITCHIEST | • twitchiest adj. Superlative form of twitchy: most twitchy. • TWITCHY adj. given to twitching. |
| UPTIGHTEST | • uptightest adj. Superlative form of uptight: most uptight. • UPTIGHT adj. tense; straitlaced. |