9 letters
- premisses15
- prepastes15
- preprints16
- prescript18
- preshapes17
- pressmark19
- prestamps18
- prestress12
- pretrains13
- pretrials13
- prettyish16
- priapisms18
- priapuses16
- priestess12
- primacies18
- primality18
- primaries15
- primarily18
- primatals16
- primatial16
- primavera19
- primipara18
- primroses15
- priorates12
- priorship17
- prismatic18
- prissiest12
- pristanes13
- privatise16
- privatism19
- promisers15
- prompters18
- prophases17
- propriety17
- prosaisms15
- prosaists12
- prothesis14
- psalmists16
- psalteria13
- psaltries13
- psammites18
- psephites17
- psoriases12
- psoriasis12
- ptyalisms18
- pyorrheas16
- pyrethrin17
- pyrethrum20
- pyrosises14
- rampagers17
- ramparted16
- rapparees15
- ratepayer14
- ratfishes14
- ratifiers12
- ravishers15
- reappears15
- reassails10
- reasserts9
- reassorts9
- rebaptism18
- redshirts12
- reimports15
- remasters12
- repairman16
- rephrases14
- reprisals13
- rescripts15
- reshapers14
- resisters9
- resistors9
- restrains10
- retiarius10
- rhatanies12
- rhymester16
- ridership15
- rightisms16
- rimesters12
- rippliest16
- saintship15
- samphires17
- sanitises10
- sapphires17
- sapphisms20
- sapphists17
- sappiness16
- sapremias15
- satanisms13
- satirised10
- satirises9
- satirists9
- satirizes18
- satisfies12
- satrapies12
- scarriest12
- scimetars15
- scimitars15
- scimiters15
- scrapheap20
- scrappers18
- scrappier18
- scrimpers18
- scrimpier18
- scripters15
- seamsters12
- seatrains10
- semitists12
- separates12
- separator12
- septarium16
- seraphims17
- serialism13
- serialist10
- serigraph16
- shamanist15
- shamefast17
- sharpness15
- sherrises11
- shiitakes15
- shipmates17
- shipments18
- shipshape19
- shipsides15
- shipyards17
- shirtiest11
- shirtless12
- shrimpers17
- shrimpier17
- simperers15
- simplists16
- sinapisms16
- sitarists9
- skimpiest19
- slimpsier16
- slimsiest13
- slippiest16
- smarmiest15
- smartness13
- smeariest12
- smirkiest16
- snappiest16
- snippiest16
- sophistry16
- spaceship20
- spareribs15
- sparkiest16
- sparriest12
- spearfish17
- spearmint16
- spermatia15
- spermatic18
- spermatid16
- spheriest14
- spiderish15
- spinsters13
- spiritism15
- spitfires15
- splashers15
- splashier15
- sprinters13
- spritsail13
- spritzers21
- spymaster17
- staircase12
- stairways14
- stampless16
- stapelias13
- starchier14
- starriest9
- starships14
- staysails12
- steamship17
- steapsins13
- sterigmas14
- stipplers16
- storeship14
- strainers10
- strapless13
- strappers15
- streamers12
- streamier12
- stripiest12
- strippers15
- stroppers15
- stroppier15
- stylisers12
- stypsises14
- superhits15
- superstar13
- surmisers13
- surprises13
- swampiest18
- swarthier14
- swishiest14
- sybarites14
- sympathin20
- sympatric20
- symphyses21
- symphysis21
- synthesis14