10 letters
- sixteenths20
- sketchiest19
- slouchiest17
- smutchiest19
- snatchiest16
- sociometry18
- sociopaths18
- sociopathy20
- sonorities11
- soothsayer14
- sortitions11
- sostenutos12
- soubrettes14
- sousaphone17
- southerner14
- sparteines14
- speciosity18
- speciously20
- spectators16
- sphericity20
- spherulite17
- sphincters19
- spinnerets15
- spinsterly17
- spirochete18
- splenetics18
- splotchier19
- spooferies16
- spookeries17
- spoonerism17
- sporocysts18
- sporogenic19
- sporophyte20
- sportiness14
- spottiness14
- spruceness18
- sputterers14
- sputtering17
- squooshier22
- starchiest15
- statehouse13
- stationers11
- stationery13
- statoscope16
- staunchest17
- stenchiest16
- stencilers15
- stenotherm16
- stenotopic17
- stenotyped17
- stenotypes16
- stepmother18
- stepsister13
- stereopsis13
- stereotype15
- stereotypy17
- sternposts14
- stertorous11
- stockinets18
- stonechats16
- stonecrops17
- stoneworts14
- storehouse13
- storeships15
- strathspey17
- stretchers15
- stretchier15
- stretching18
- strictness14
- strictures14
- stridences15
- strikeouts15
- striptease13
- strontiums15
- stroppiest16
- struthious14
- strychnine19
- subcenters18
- subentries15
- subpotency23
- subreption18
- subsection18
- subsociety19
- subtropics20
- suctorians15
- sunporches20
- superbitch22
- supercoils18
- supercools18
- superettes14
- superheats16
- superhypes21
- superscout18
- supersonic18
- superstate14
- superstock21
- superstore14
- superthick23
- supertight18
- supertonic18
- supinators15
- suretyship18
- surjection24
- susceptive21
- suspecting20
- suspensory17
- switcheroo18
- sycophants21
- symphonies21
- symphonist21
- syncarpies19
- syncarpous20
- syncopates19
- syncopator19
- syncretise16
- syncretism19
- syncretist16
- syncretize25
- synergetic18
- synthesist15
- synthesize24
- synthetase15
- synthetics18
- tapestries13
- technetium20
- techniques26
- tectonisms17
- telephonic20
- telephotos16
- teliospore14
- temporises16
- tenebrious15
- tenebrists14
- tenotomies14
- tensioners12
- tenterhook17
- terebinths16
- terminuses15
- terpenoids15
- terpineols15
- testaceous14
- testudines13
- tetchiness16
- teutonizes21
- thaneships18
- thearchies17
- thecodonts17
- theogonies15
- theonomies16
- theophanic21
- therapists15
- thermosets15
- theurgists15
- thickeners20
- thiophenes18
- thirteenth15
- thixotropy24
- thorniness14
- threnodies14
- threnodist14
- threonines14
- thyristors14
- thyroxines22
- tighteners15
- tightropes17
- tonometers14
- toothaches17
- toothbrush18
- toothpicks22
- topcrosses16
- topnotcher19
- toponymies19
- toponymist19
- torosities10
- tortiously14
- tortuosity13
- touchholes19
- touchiness17
- touchlines18
- touchstone17
- townhouses17
- treasonous12
- trebuchets19
- trichinous17
- trichocyst20
- trichogyne20
- trichotomy20
- tricotines14
- triphthong20
- trisection14
- trisectors13
- troopships18
- truncheons18
- trusteeing14
- trustiness12
- tuberosity16
- tunesmiths17
- turgencies17
- turgescent17
- turnstiles13