9 letters
- staunches16
- steadiest10
- steamiest12
- stearines10
- steatites9
- stenchier15
- sternites10
- stitchers14
- stonechat15
- straitens10
- stretches14
- sweatiest12
- synthetic17
- tachismes17
- tachistes14
- tacitness13
- tackiness17
- taconites13
- taeniases10
- taintless11
- tarnishes12
- tastiness10
- tattiness10
- teachings17
- teensiest10
- teethings14
- telecasts13
- telestics13
- tenancies14
- tensities10
- tentacles14
- teosintes10
- tesseract12
- testacies12
- testicles13
- testiness10
- tetanised11
- tetanises10
- tetanizes19
- tetanuses11
- tetchiest14
- theatrics14
- thebaines15
- thematics17
- thespians15
- thickness19
- thicksets18
- thionates12
- thirteens12
- threatens12
- tightness14
- transects13
- trashiest11
- treatises9
- triteness10
- tunicates14
- uneasiest11
- unteaches16
- vesicants17
- vesicates16
- whiteness15
- yeastiest11