10 letters
- prissiness14
- pristinely17
- privatises17
- prostheses15
- prosthesis15
- protensive18
- pteridines15
- puninesses16
- purenesses15
- pyelitises16
- pyrethrins18
- raptnesses14
- rashnesses13
- recentness15
- recessives17
- recipients17
- refinishes16
- reinspects17
- reinspires14
- reinvented17
- reinvested16
- remissness14
- repetitive17
- represents14
- repressive17
- resentence15
- reserpines14
- reservists14
- resistless11
- respective20
- responsive18
- restresses10
- rhinestone14
- richnesses16
- rifenesses14
- riminesses14
- ripenesses14
- ropinesses14
- rosinesses11
- saintships16
- sanenesses12
- sempstress16
- sensitised12
- sensitises11
- sensitives15
- sensitizer20
- sensitizes20
- sentiences15
- septenarii14
- sereneness12
- serenities11
- serosities10
- serpentine15
- serpigines16
- serviettes14
- seventeens16
- seventieth17
- severeness15
- severities14
- sexinesses18
- sheepskins20
- shiftiness16
- shinneries14
- shriekiest16
- shrimpiest18
- sightseers14
- silentness13
- sinisterly14
- sizinesses20
- sleepiness15
- smitheries15
- snippetier17
- sonneteers12
- sorenesses11
- sparseness14
- sparsities13
- sparteines14
- speediness15
- speedsters14
- sphericity20
- sphincters19
- spideriest14
- spinnerets15
- spinneries15
- spinsterly17
- spiritless14
- spleeniest15
- sportiness14
- springiest16
- sprynesses16
- steeliness12
- steepening17
- stepsister13
- stereopses13
- stereopsis13
- stinginess14
- storeships15
- stripeless14
- strychnine19
- supervenes19
- supervises18
- supineness16
- surenesses12
- suretyship18
- suspensers15
- suspensive19
- svelteness16
- sweeteners14
- synaereses13
- synaeresis13
- syncretise16
- syndesises14
- synergists15
- synthesist15
- synthesize24
- syphilises18
- tenderness13
- tendresses12
- tensioners12
- thieveries16
- thinnesses14
- thorniness14
- threepence19
- threepenny19
- threonines14
- tidinesses12
- tininesses12
- transships16
- trashiness13
- trendiness13
- trephining19
- trespasses13
- trignesses13
- trimnesses14
- truenesses12
- tyrannises14
- university18
- unripeness16
- unstresses12
- vainnesses16
- vastnesses15
- veneerings18
- venosities15
- vertigines17
- vespertine18
- vespiaries17
- vestiaries14
- vicereines18
- victresses17
- viewership22
- vilenesses16
- westernise14
- wintriness15
- wirinesses14
- wisenesses14
- yeastiness13