9 letters
- trinities10
- triptanes13
- troilites10
- trotlines11
- troutiest10
- truancies14
- truncates14
- tuitional12
- tunicates14
- turbinate14
- turbofans17
- turncoats14
- turnstile12
- turnstone12
- tutorages12
- tutorials11
- uintahite13
- uintaites11
- ultrafine15
- ultrasoft14
- unfairest14
- unfetters14
- unitizers20
- untidiest12
- unwariest14
- uraninite12
- urbanites14
- urinaries11
- urination12
- urinemias14
- urokinase15
- urticants14
- urticates13
- viniferas17
- vitiators13
- wintriest13