13 letters
- perdurability24
- perturbations21
- phosphaturias24
- photocurrents23
- photogravures25
- picturephones26
- picturesquely33
- picturization30
- piscicultures25
- pluralization29
- pococurantism27
- polyurethanes23
- postbourgeois22
- postfractures23
- postinaugural22
- predepartures21
- prefiguration23
- prefigurative26
- prefigurement26
- prematureness21
- prematurities20
- prepurchasing28
- prestructured22
- prestructures21
- preternatural19
- pretournament22
- primogeniture23
- procuratorial21
- psychosurgeon27
- psychosurgery28
- purifications24
- puritanically25
- purposelessly24
- purposiveness25
- rapturousness19
- reconfiguring26
- recursiveness22
- refurbishment26
- regurgitating21
- regurgitation19
- reimbursement24
- remanufacture25
- remeasurement21
- renaturations16
- reoccurrences24
- repressurized27
- repressurizes26
- resourcefully25
- restauranteur16
- restaurateurs15
- restructuring21
- resurrections18
- saturnalianly20
- sculpturesque32
- sensorineural17
- sericulturist19
- silvicultural25
- silvicultures24
- sociocultural23
- somatopleures21
- stegosauruses17
- stringcourses20
- structuralism22
- structuralist19
- structuralize28
- structuration19
- structureless19
- subculturally27
- subliterature19
- subsaturation19
- substructural23
- substructures22
- subtreasuries18
- suburbanising25
- suburbanizing34
- sulfonylureas23
- sulfurousness21
- superchurches28
- supercurrents22
- superluxuries27
- supernaturals20
- supersaturate18
- supersurgeons21
- surgeonfishes22
- surrejoinders25
- surreptitious18
- surveillances24
- survivability28
- survivorships27
- sylvicultures26
- taciturnities18
- tellurometers19
- thaumaturgies22
- thaumaturgist22
- touristically21
- transcultural21
- transfiguring23
- treasurership19
- trifurcations21
- tubocurarines22
- turbellarians20
- turbidimeters21
- turbidimetric24
- turbochargers24
- turboelectric24
- tyrannosaurus19
- unadventurous23
- undercurrents21
- underexposure27
- undersurfaces23
- undiscouraged23
- unencouraging25
- unnaturalness19
- unpasteurized29
- unpicturesque32
- unpressurized29
- unsurpassable23
- uranographies22
- urbanisations19
- urbanizations28
- urbanologists21
- urediniospore19
- urethroscopes22
- venipunctures27
- venturesomely25
- venturousness21
- viticulturist23