9 letters
- serranids11
- serrating12
- serration10
- sharpener15
- sharpness15
- shearings14
- shipmates17
- shipments18
- shipshape19
- shrimpers17
- shrinkers16
- snappiest16
- snarkiest14
- snarliest11
- snatchers15
- snatchier15
- snippiest16
- snitchers15
- spaceship20
- spareribs15
- sparkiest16
- sparriest12
- sparteine13
- spearfish17
- spearmint16
- spheriest14
- sphincter18
- spinaches18
- spinsters13
- splashier15
- splinters14
- springers15
- sprinters13
- spritzers21
- stanchers15
- standpipe17
- stanhopes15
- starchier14
- starriest9
- starships14
- steamship17
- steapsins13
- stearines10
- stipplers16
- storeship14
- strainers10
- straitens10
- stranders11
- strangers12
- strappers15
- strapping18
- stringers12
- strippers15
- stroppers15
- stroppier15
- superhits15
- superstar13
- superthin16
- supinates14
- surprints14
- sustainer11
- swarthier14
- syrphians17
- tankships19
- tardiness11
- tarnished13
- tarnishes12
- tarpapers15
- ternaries10
- terrapins13
- thaneship17
- therapies14
- therapist14
- therapsid15
- thespians15
- thirsters11
- thrashers13
- threapers14
- threaping17
- traitress9
- transepts13
- transfers13
- tranships15
- transpire13
- transpose13
- transship15
- trapesing15
- traplines14
- trapnests13
- trappings18
- trashiest11
- trephines15
- trigraphs16
- triplanes14
- triptanes13
- unhappier19
- unrepairs14
- upraisers13
- vanishers16
- varnisher16
- varnishes16
- veratrins14