| BURTHENED | • burthened v. Simple past tense and past participle of burthen. • BURTHEN v. to burden. |
| CHUNTERED | • chuntered v. Simple past tense and past participle of chunter. • CHUNTER v. to mutter, grumble, also CHOUNTER, CHUNNER. |
| HUNDREDTH | • hundredth adj. The ordinal form of the number one hundred. • hundredth n. The person or thing in the hundredth position. • hundredth n. One of a hundred equal parts of a whole. |
| THUNDERED | • thundered v. Simple past tense and past participle of thunder. • THUNDER v. to produce a loud, resounding sound. |
| THUNDERER | • thunderer n. One who thunders. • Thunderer prop.n. (Britain, informal) The Times newspaper. • THUNDERER n. a thing that makes a noise like thunder; specifically a bullroarer. |
| UNCHARTED | • uncharted adj. Not surveyed or mapped. • UNCHARTED adj. not charted. |
| UNDERHEAT | • underheat v. (Transitive) To heat insufficiently. • UNDERHEAT v. to heat insufficiently. |
| UNDERSHOT | • undershot v. Simple past tense and past participle of undershoot. • undershot adj. (Of a water wheel) Powered by water flowing from below. • undershot adj. (Zoology) Having the lower incisor teeth projecting beyond the upper ones, as in the bulldog. |
| UNEARTHED | • unearthed v. Simple past tense and past participle of unearth. • unearthed adj. Not electrically earthed. • UNEARTH v. to dig up. |
| UNGIRTHED | • ungirthed v. Simple past tense and past participle of ungirth. • UNGIRTH v. to free from a girth. |
| UNHEARTED | • unhearted v. Simple past tense and past participle of unheart. • unhearted adj. Having had the heart, or central portion, removed. • UNHEART v. (Shakespeare) to dishearten. |
| UNRIGHTED | • unrighted adj. Not righted. • UNRIGHT v. to wrong or to make wrong. |
| UNSHIRTED | • unshirted adj. Not wearing a shirt; shirtless. • UNSHIRTED adj. not wearing a shirt. |
| UNTHREADS | • unthreads v. Third-person singular simple present indicative form of unthread. • UNTHREAD v. to remove the thread from. |
| UNTHRONED | • unthroned v. Simple past tense and past participle of unthrone. • UNTHRONE v. to remove from a throne. |
| UPTHUNDER | • upthunder v. (Poetic, archaic, intransitive) To send up a noise like thunder. • UPTHUNDER v. to send up a noise like thunder. |
| URETHANED | • URETHANE v. to coat with urethane. |