10 letters
- tristearin11
- triticales14
- triunities12
- truantries12
- truncation16
- turbinates15
- uintahites14
- ulceration16
- ultraistic15
- ultrasonic16
- unactorish17
- unartistic15
- undercoats16
- unitarians13
- univariate16
- unsaturate13
- uraninites13
- urbanistic18
- urbanities15
- urinations13
- urticarias14
- urticating17
- urtication15
- utterances15
- vacationer18
- vanitories15
- variations15
- vaticinate18
- vicariants18
- vicariates17
- voracities17
- zirconiums27
- zwitterion23