10 letters
- pleasanter15
- pleasantry17
- pliantness16
- politeness15
- portliness15
- preachiest18
- preethical19
- pregenital17
- preheating18
- prehensile17
- presentism17
- presentist14
- presidents15
- prettiness14
- prevalents19
- princelets18
- printheads17
- proteinase14
- psalteries14
- rainwashes16
- raptnesses14
- rationales12
- reanalyses14
- reanalysis14
- reanimates14
- reassailed12
- reemphasis18
- rehearsals13
- reimplants18
- reinflates15
- reinspects17
- reinstalls13
- reinstates11
- repellants16
- replasters14
- repletions15
- replicases17
- replicates17
- repolishes16
- reptilians15
- reshingles16
- resistance14
- resupinate15
- retaliates11
- ringhalses16
- sailplaner16
- sailplanes16
- saltpeters14
- saltshaker17
- sanitaries11
- saprolites14
- seamanship19
- sectarians14
- selachians17
- semestrial14
- senatorial12
- senhoritas13
- separately16
- separating16
- separation14
- separatism16
- separatist13
- separative17
- septenarii14
- septennial16
- shapeliest16
- sharpeners16
- shavetails17
- shearlings16
- sheltering16
- shinleaves18
- shipmaster18
- shorelines14
- slathering16
- slipstream17
- spangliest17
- sparkliest18
- sparteines14
- spearheads16
- spearmints17
- specialest17
- spermatial17
- sphalerite16
- spherulite17
- sphincters19
- spinnerets15
- spinsterly17
- splashiest16
- spleeniest15
- splenetics18
- splintered16
- sprawliest17
- stannaries12
- stealthier13
- stencilers15
- sterilants12
- stingarees13
- straphangs18
- streamline15
- stripeless14
- striptease13
- superheats16
- synalephas19
- tailenders13
- tailplanes16
- tantalises12
- tapestries13
- tarpaulins16
- tearstains11
- telegraphs18
- telophases16
- telphering19
- terpineols15
- thaneships18
- therapists15
- therapsids16
- threadless14
- trailheads14
- transaxles19
- transeptal15
- translates12
- transpires14
- transshape16
- transships16
- trashiness13
- trehaloses13
- washeteria15
- wateriness14
- waterlines15