9 letters
- tampering18
- tarpaulin15
- tarriance13
- tellurian13
- terminals14
- theriacal15
- tillering14
- tillerman15
- tillermen15
- trainable14
- trameling16
- tramlines14
- trampling19
- traplines14
- treadmill15
- trichinae15
- trichinal16
- triclinia14
- triennial12
- trilinear11
- trinomial14
- triplanes14
- triticale13
- tularemia14
- tularemic17
- vacillate18
- varicella18
- vaticinal18
- verapamil20
- vicariant17
- vicariate16