10 letters
- sentencing18
- sententiae12
- sentiences15
- septennial16
- serpentine15
- silentness13
- singleness15
- slanginess15
- sleepiness15
- snappiness18
- sneakiness16
- spacesuits17
- spanceling21
- spangliest17
- sparteines14
- specialest17
- speciating19
- spectacles20
- spectating19
- speediness15
- spinnerets15
- spleeniest15
- splenetics18
- sponginess17
- steadiness12
- steaminess14
- steeliness12
- steepening17
- stingarees13
- stinginess14
- succinates18
- supineness16
- suspecting20
- sustenance16
- sweatiness14
- sweetening17
- tamenesses14
- tangencies17
- tangerines14
- tendencies16
- thinnesses14
- tininesses12
- titanesses11
- transgenic17
- transience15
- trignesses13
- uneasiness13
- vainnesses16
- vengeances21
- yeastiness13
- zaninesses21