10 letters
- supinators15
- sustaining15
- talismanic18
- tarantisms14
- tarnations12
- transition12
- transsonic15
- traumatism17
- trichiasis15
- trichinous17
- triclinium19
- trienniums16
- trinomials15
- truncation16
- ultrasonic16
- unactorish17
- unartistic15
- uncrossing18
- undramatic19
- unitarians13
- unromantic19
- unsanitary15
- untrimming21
- uraninites13
- urbanistic18
- urinations13
- urticarias14
- urtication15
- utopianism18
- variations15
- vicariants18
- vorticisms20
- zirconiums27