10 letters
- perennates15
- perennials16
- perigynies18
- perithecia18
- permanents18
- permeating19
- persisting16
- pertaining17
- phenacetin20
- phenacites19
- phenakites20
- phenazines26
- philtering19
- phrensying21
- pigeonites16
- pinfeather19
- pioneering17
- piperazine26
- pistareens14
- planishing20
- plastering17
- platinizes24
- plenishing20
- practising19
- preachiest18
- precasting19
- precenting20
- preediting17
- pregenital17
- prehearing18
- preheating18
- prehension17
- prenticing20
- prepasting19
- presenting17
- presetting16
- preshaping21
- presifting19
- pretasting16
- pretending18
- pretension15
- pretesting16
- preuniting18
- preventing21
- prewashing21
- preweaning20
- printeries14
- printheads17
- privatizes26
- prizefight29
- proteinase14
- pteridines15
- rebaptizes25
- receipting19
- recipients17
- reenacting17
- regalities13
- regnancies17
- rehearings15
- rehearsing15
- reimagines16
- reinhabits16
- reopenings17
- repainting17
- repaneling18
- repatching21
- rephrasing18
- replanting18
- repositing16
- reprinting17
- reptilians15
- reshipping21
- resighting17
- resinating14
- resonating14
- respeaking20
- respecting19
- restamping19
- resupinate15
- retailings14
- reteaching18
- rethinking20
- retightens15
- retraining14
- rhinestone14
- rightsized24
- rightsizes23
- sanitizing23
- sapphirine19
- satirizing22
- sauntering15
- sceptering19
- sensitizer20
- separating16
- septenarii14
- septennial16
- serenading15
- serpentine15
- serpigines16
- sharpening19
- shattering15
- sheltering16
- shinneries14
- shortening16
- slathering16
- slithering16
- smartening17
- snippetier17
- sparteines14
- spattering16
- speciating19
- sphalerite16
- spinnerets15
- spinneries15
- springeing19
- springhead19
- springiest16
- springtail17
- springtide17
- springtime19
- steamering16
- steepening17
- stingarees13
- straighten15
- strategize21
- strengthen16
- superagent17
- supergiant17
- supinating18
- swithering18
- tangencies17
- tangerines14
- tarnishing16
- telegraphs18
- telphering19
- tenantries12
- tetanising14
- tetanizing23
- theorising15
- theorizing24
- threonines14
- tighteners15
- transgenic17
- transience15
- transiting14
- trepanning18
- trephining19
- triennials13
- tripinnate15
- tyrannizes23
- unearthing17
- unsphering20
- uraninites13
- varnishing20
- venerating18
- vertigines17
- vinegarish19
- vizierates23
- weathering18
- whispering21
- whitenings19
- winterizes23