10 letters
- scatterers13
- scrappiest19
- scrimpiest19
- secretions14
- semaphores18
- semeiotics16
- semestrial14
- semipostal17
- semisacred17
- semisecret16
- semitropic19
- separatism16
- separatist13
- septicemia19
- sestertium14
- shampooers18
- shipmaster18
- sidestream14
- sitosterol11
- slipstream17
- smatterers13
- smiercases16
- sociograms18
- sociometry18
- sociopaths18
- somatotype18
- spaceports19
- sparteines14
- spearmints17
- specialest17
- spectators16
- spermaceti19
- spermaries16
- spermatids17
- spirochete18
- spirometer16
- spoliators14
- spooferies16
- spookeries17
- spoonerism17
- sportscast16
- stampeders17
- starchiest15
- stateliest11
- statements14
- staterooms13
- stationers11
- statoscope16
- stenotopic17
- stepmother18
- stepsister13
- stereopsis13
- stilettoes11
- stomachers18
- stomatitis13
- stonecrops17
- stramonies14
- strategies12
- strategist12
- streakiest14
- streamiest13
- streamlets14
- streamside14
- streetcars13
- streetlamp17
- striptease13
- stroppiest16
- superstate14
- sympatries18
- systematic18
- tachometer18
- taperstick20
- tapestried14
- tapestries13
- tattooists10
- tautomeric17
- taximeters20
- tectonisms17
- teliospore14
- temporised17
- temporises16
- temporizes25
- temptation17
- tenotomies14
- terminates14
- tesseracts13
- testaceous14
- testaments14
- tetrameric16
- tetraspore13
- therapists15
- thermosets15
- thermostat15
- throatiest12
- tiltmeters14
- timesavers17
- timescales17
- tonometers14
- toothpaste15
- topcrosses16
- torosities10
- totemistic16
- traitoress10
- trapezists22
- travesties14
- treatments14
- trematodes14
- tremolites14
- treponemas17
- triacetate13
- tricolette14
- trimesters13
- trisectors13
- tropotaxes20
- tropotaxis20
- uroscopies17
- uttermosts14
- vaporettos17
- vasotomies17
- viscometer20
- wattmeters16
- zoometries22