11 letters
- intravenous18
- intumescent20
- invariances20
- invernesses17
- investiture17
- investments20
- iratenesses12
- juvenescent30
- lieutenants15
- linecasters16
- martensites15
- meatinesses15
- menservants20
- menstruates16
- metacenters18
- metestruses15
- naivenesses17
- narcissuses16
- nastinesses13
- natriureses13
- nattinesses13
- naturalises14
- naturalists14
- naturalness15
- necessaries15
- necessitate15
- necessities15
- necessitous16
- nervinesses17
- nervousness18
- netiquettes22
- neuroactive20
- neutralises14
- neutralists14
- neutralness15
- newscasters18
- noncreative20
- nonreactive20
- nunciatures18
- nuttinesses14
- overintense17
- overtnesses16
- pacesetters17
- pancreatins19
- pasteurises15
- peasantries15
- penetrances19
- penetrative19
- pensiveness20
- persecutive22
- persistence18
- pertinences19
- pettinesses15
- preciseness18
- presentient16
- presentness16
- privateness19
- purtenances20
- putrescines19
- quantitates22
- quarantines23
- quietnesses22
- ranginesses15
- raunchiness19
- reacquaints25
- reactivated19
- reactivates18
- readinesses13
- reassurance16
- recantation16
- recitatives18
- recultivate20
- recusancies19
- reeducative20
- reenactment19
- reentrances16
- reescalates15
- reestimates14
- reevaluates17
- reincarnate16
- reinnervate17
- reinstitute13
- reinsurance17
- rejuvenates26
- relevancies20
- remittances18
- renaissance16
- renascences19
- renitencies16
- renunciates17
- repentances19
- requiescats24
- resentences16
- resentments16
- resistances15
- restatement15
- restaurants13
- restiveness16
- resuscitate15
- reticulates16
- retreatants12
- revaccinate22
- revanchists21
- runtinesses14
- russettings15
- rustinesses13
- ruttishness15
- sacahuistes17
- saleratuses13
- sanctuaries16
- sansevieria16
- saturations13
- saucinesses16
- scantnesses16
- scatterguns18
- scatterings17
- scrawniness19
- scrutineers16
- scrutinises16
- secretariat14
- secretaries14
- secularises16
- secularists16
- securements19
- senectitude17
- sententious14
- separatists14
- septenarius16
- sequestrate21
- sergeancies17
- sergeanties14
- serjeanties21
- serpentines16
- servantless17
- servileness17
- seventieths18
- severalties16
- sincereness16
- snickersnee20
- spessartine15
- spessartite14
- spinnerette16
- stagnancies18
- stalactites15
- starchiness17
- starvations16
- statecrafts17
- stateliness13
- staunchness19
- stavesacres18
- sternnesses13
- stonecutter16
- strangeness15
- strategists13
- streakiness16
- streetscape17
- stretchiest16
- stripteases14
- stuntedness15
- suasiveness17
- suavenesses17
- subsentence20
- subservient20
- subsistence19
- substantive20
- subtractive22
- supernatant17
- superstates15
- surfactants19
- survivances24
- sustenances17
- syncretises17
- syncretists17
- tacitnesses15
- tackinesses19
- tardinesses13
- tastinesses12
- tattinesses12
- tawninesses16
- tearstained13
- telecasters15
- testatrices14
- testatrixes18
- testinesses12
- tetracaines15
- tetravalent17
- tirednesses13
- traitresses11
- transacting18
- transaction16
- transceiver19
- transecting18
- transection16
- transiences16
- translative17
- translucent18
- transudates14
- transuranic17
- transvalues18
- transverses16