9 letters
- snarliest11
- sneakiest14
- spareness13
- sparkiest16
- sparriest12
- sparteine13
- spearmint16
- speciates15
- speerings15
- spermines16
- spheriest14
- spinneret14
- spinsters13
- splinters14
- sprinters13
- steadiers10
- steapsins13
- stearines10
- steersman13
- sternites10
- stingaree12
- strainers10
- straitens10
- supinates14
- sustainer11
- taeniases10
- tanneries11
- tapelines14
- tardiness11
- tarnishes12
- tepidness14
- ternaries10
- terrapins13
- tetanises10
- therapies14
- thespians15
- tiredness11
- transepts13
- tranships15
- transpire13
- transpose13
- transship15
- trapesing15
- traplines14
- trapnests13
- treatises9
- treenails11
- trephines15
- tricepses15
- triplanes14
- triptanes13
- triteness10
- uneasiest11
- wasteries12
- weariness13
- winepress16