13 letters
- teleportation18
- teleutospores18
- televangelism25
- televangelist22
- tellurometers19
- terminatively24
- tessellations16
- thermoelement23
- tortoiseshell17
- triboelectric23
- troublesomely24
- turbellarians20
- turboelectric24
- ultrareliable20
- umbelliferous26
- unassertively22
- unbelievingly29
- unbelligerent23
- undeliverable25
- underwhelming28
- unelectrified23
- unembellished26
- unfeelingness23
- unfortunately23
- unintelligent21
- unlikelihoods24
- unobtrusively26
- unrelentingly23
- unreliability22
- unselectively26
- unselfishness22
- unwholesomely27
- uselessnesses16
- valpolicellas27
- valuelessness21
- velarizations28
- velociraptors24
- venturesomely25
- violoncellist24
- voicelessness22
- welcomenesses24
- welterweights24
- weltschmerzes34
- wheelbarrowed26
- yellowhammers28
- yellowthroats22
- zooxanthellae34