9 letters
- skirtings16
- slickness18
- slinkiest15
- smirkiest16
- snarkiest14
- sneakiest14
- snickered18
- snickerer17
- snitchers15
- societies12
- spiceries15
- spiciness16
- spikiness17
- spinsters13
- starkness14
- stearines10
- stenchier15
- stenciler14
- stenokies14
- sternites10
- sternness11
- stickiest16
- sticklers17
- stickpins20
- stickseed17
- stinkiest14
- streeking16
- stressing12
- strickles17
- stridence14
- syneresis12
- synesises12
- tackiness17
- tensities10
- terseness10
- testiness10
- thickener19
- thickness19
- tickseeds17
- tigresses11
- tinkerers14
- tipsiness13
- tiredness11
- tressiest9
- tricepses15
- trickiest16
- tricksier16
- trisceles13
- triskeles14
- triteness10
- virescent17
- witnesses13