10 letters
- specialest17
- specialise17
- specialism20
- specialist17
- speciality19
- specialize26
- speciesism19
- specifiers19
- spectacles20
- speculated19
- speculates18
- speculator18
- spermaceti19
- sphalerite16
- spherulite17
- spideriest14
- spiritless14
- spirituals15
- splashiest16
- splenetics18
- splurgiest17
- sporulates15
- sprawliest17
- spritsails14
- spruceness18
- staircases13
- stencilers15
- stepsister13
- stereopsis13
- sterilizes20
- stipulates15
- stressless11
- strifeless14
- stripeless14
- strippable20
- striptease13
- subclasses18
- subscripts20
- subspecies20
- sultriness13
- superclass18
- superclean19
- supercoils18
- superelite15
- superheats16
- supermales18
- superplane19
- superposes17
- superraces17
- supersales15
- superscale18
- supersells16
- superslick22
- superspies17
- superstars14
- superstate14
- supertaxes21
- supervises18
- suppertime20
- supplanter19
- suppleness19
- suppletive22
- suppliance22
- suppliants19
- supplicant22
- supplicate21
- suppressed18
- suppresses17
- suppurates18
- supraoptic20
- surprisals15
- surrealist12
- susceptive21
- suspensers15
- sustainers12
- tailpieces17
- tapestries13
- tesseracts13
- tessituras11
- testicular15
- timescales17
- titularies12
- treasuries11
- trespassed14
- trespasser13
- trespasses13
- trichiases15
- tricuspids18
- triplicate17
- triticales14
- tutelaries12
- ulcerative19
- ultimacies18
- ultraistic15
- unclearest16
- unstresses12
- uppercased21
- uppercases20
- uppitiness18
- vasculitis19
- veracities17
- vesiculate19
- vespiaries17
- vestiaries14
- victresses17
- victualers19
- virtueless16
- visualises16
- waitresses13