10 letters
- siltations12
- simulation16
- sinoatrial12
- situations12
- solicitant15
- stagnation14
- starvation15
- stationary13
- stationing14
- staurolite12
- stentorian12
- stimulator15
- stipulator15
- striations11
- supination16
- tabulation16
- tabulators15
- tailorings14
- tarantulas13
- tarnations12
- tarpaulins16
- tinctorial15
- titrations11
- titularies12
- tonalities12
- totalising14
- tractional15
- traditions12
- trainloads13
- transiting14
- transition12
- translator12
- transplant16
- tretinoins12
- triathlons14
- triennials13
- trinomials15
- triunities12
- trivialist15
- truncation16
- ultraistic15
- ultrasonic16
- unartistic15
- uninitiate13
- unionising16
- unitarians13
- unoriginal16
- unpastoral16
- unsanitary15
- unsnarling17
- unstinting16
- uraninites13
- urinations13
- urtication15
- valuations17
- variations15
- visitation15
- vitiations15