10 letters
- solidarity14
- solitaires11
- solitaries11
- solitarily14
- solstitial12
- solvations16
- somatotype18
- sonorities11
- soothsayer14
- sopraninos15
- sororities10
- sortitions11
- sovranties15
- spangliest17
- sparkliest18
- sparsities13
- sparteines14
- spasticity18
- spatiality16
- spattering16
- spearmints17
- specialist17
- speciality19
- speciation17
- speciosity18
- spectators16
- spindliest16
- spinsterly17
- spiritedly17
- spiritless14
- spirituals15
- spoilsport17
- spoliating17
- spoliation15
- spoliators14
- sponsorial15
- spoonerism17
- sportiness14
- sportingly19
- sportively20
- sporulates15
- spottiness14
- sprattling17
- sprawliest17
- springiest16
- springtail17
- spritsails14
- stainproof17
- staterooms13
- stationary13
- stationers11
- stationery13
- statoscope16
- staurolite12
- stenotopic17
- stenotypes16
- stentorian12
- sterilants12
- sternposts14
- stipulates15
- stipulator15
- stoneboats14
- stonecrops17
- stoneworts14
- straitness11
- stramonies14
- strathspey17
- stratifies13
- striations11
- stridently15
- stringiest13
- striplings17
- striptease13
- strongyles16
- stroppiest16
- stylobates16
- stylopodia17
- supinators15
- sylvanites18
- sympatries18
- syncarpies19
- syncopates19
- syncopator19
- syncretist16
- synoptical20
- tablespoon18
- tailorings14
- tanistries11
- tantalises12
- tapestries13
- tearstains11
- teliospore14
- tenability17
- teratology15
- terpineols15
- tetraploid15
- therapists15
- thiopental17
- thorianite13
- timpanists17
- tinctorial15
- titrations11
- titularies12
- toadstones12
- toiletries11
- tolerantly15
- tolerating14
- toleration12
- tolerators11
- tonalities12
- tonoplasts15
- topicality19
- toploftier17
- toponymies19
- toponymist19
- topsoiling17
- tormentils15
- torosities10
- torrential12
- tortellini13
- tortiously14
- totalising14
- totalities11
- totalizers20
- traditions12
- trailerist11
- traitoress10
- trampoline18
- transeptal15
- transients12
- transistor11
- transition12
- transitive15
- transitory13
- translates12
- transpires14
- transports14
- transposed15
- transposes14
- transposon15
- trapezists22
- treasonous12
- tretinoins12
- triathlons14
- tricotines14
- triennials13
- trifoliate14
- trilobites14
- trinomials15
- tripinnate15
- tripletail15
- triplicate17
- trisection14
- triskelion16
- tristearin11
- triticales14
- tropotaxes20
- tropotaxis20
- tryptamine19
- turnstiles13
- tympanists19
- tympanites19
- typologies18
- typologist18
- tyrannises14
- tyrosinase13
- urinalyses15
- urinalysis15
- vanitories15
- vaporettos17
- ventilator16
- violations16
- waistlines15
- waitperson17
- zoolatries20