9 letters
- sapsucker20
- satrapies12
- saturnism14
- sautoires10
- scarriest12
- scenarist13
- scimetars15
- scimitars15
- scimiters15
- scramjets24
- scrimpers18
- scripters15
- scripture16
- scummiest19
- scurfiest16
- scurviest17
- secateurs13
- sectaries12
- semantics16
- septarium16
- seraphims17
- sextarius17
- shipmates17
- simulacre17
- simulates14
- simulcast17
- smarmiest15
- smeariest12
- smiercase15
- smutchier18
- spacesuit16
- sparkiest16
- sparriest12
- spearmint16
- speciates15
- spectrums19
- spermatia15
- spermatic18
- spermatid16
- spiracles16
- spruciest16
- spymaster17
- staircase12
- staumrels14
- steamship17
- sterigmas14
- strumpets16
- stumpages18
- stumpiest16
- subscript19
- sugariest12
- suitcases13
- summaries16
- summarise16
- supercars16
- supercity18
- superfast16
- superhits15
- superstar13
- supinates14
- supremacy21
- supremest16
- suricates13
- surplices17
- sustainer11
- swampiest18
- sympatric20
- tachismes17
- teratisms12
- tessitura10
- tieclasps16
- timecards16
- tiramisus13
- trapezium25
- trapezius22
- tricepses15
- trismuses13
- truancies14
- tularemic17
- turmerics16
- ultraisms14
- umpirages18
- upraisers13
- upstaters13
- urticates13