9 letters
- semiology17
- septarium16
- serologic15
- simulacra17
- simulacre17
- simulator14
- sociogram17
- specialty18
- spermatia15
- spermatic18
- spoliator13
- sporulate14
- suctorial14
- sugarcoat15
- supercity18
- supercoil17
- supercool17
- supremacy21
- sympatric20
- tailraces13
- temporals16
- timeously16
- trialogue13
- troopials13
- troupials14
- tularemia14
- tularemic17
- umpirages18
- uprootals14
- urologies13
- urologist13