11 letters
- simulations17
- sonications16
- squamations25
- staminodium20
- stramoniums19
- summarising21
- summational20
- supinations17
- suspiration16
- transaction16
- transfusion17
- transitions13
- transuranic17
- traumatisms18
- trichinosis17
- truncations17
- ultrasonics17
- unanimities17
- unchristian19
- unidiomatic20
- unification20
- urtications16
- utopianisms19