14 letters
- overglamorized34
- overidentified24
- overlengthened26
- overmedicating28
- overmedication26
- overornamented24
- overprescribed28
- overprivileged29
- overprogrammed30
- oversimplified29
- overspeculated27
- overstimulated24
- overstructured24
- oversubscribed29
- oxidoreductase27
- paediatricians22
- paedomorphisms29
- paedomorphoses26
- paedomorphosis26
- parallelepiped27
- particularised23
- particularized32
- pedestrianisms22
- phosphorylated28
- photoreduction25
- platitudinized31
- preconditioned24
- preconstructed26
- predaceousness23
- predesignating24
- predestinarian20
- predestinating22
- predestination20
- predestinators19
- predeterminers22
- predetermining25
- predevaluation25
- predevelopment30
- predictability27
- predischarging28
- prediscoveries25
- predisposition22
- predominancies26
- predominations23
- preestablished24
- preinterviewed26
- premeditatedly25
- premeditations22
- preparednesses22
- prepsychedelic32
- procrastinated22
- prognosticated24
- proportionated22
- provincialized36
- psychoanalyzed38
- quadruplicated34
- quintuplicated34
- reacclimatized34
- reappropriated24
- recommissioned25
- reconcentrated23
- reconsolidated21
- recontaminated23
- recrystallized31
- redescriptions22
- redevelopments27
- redintegrating21
- redintegration19
- redintegrative22
- rediscountable24
- redispositions19
- redistillation18
- redistributing22
- redistribution20
- redistributive23
- reducibilities23
- reductionistic23
- reduplications24
- rehospitalized30
- reincorporated22
- reinvestigated22
- remanufactured27
- rematerialized28
- remythologized34
- renationalized27
- reorchestrated20
- rephotographed27
- republicanized36
- reservednesses20
- resignednesses19
- restrengthened21
- resystematized29
- revolutionised22
- revolutionized31
- ruggedizations30
- scatterbrained22
- secludednesses22
- sedimentations20
- sedimentologic25
- sedulousnesses19
- sesquipedalian30
- shamefacedness27
- shortsightedly24
- simplemindedly30
- sledgehammered27
- snaggletoothed23
- sobersidedness20
- softheadedness22
- spiritednesses19
- splenectomized35
- stapedectomies24
- stoutheartedly21
- straitjacketed31
- strandednesses18
- structuralized30
- subcategorized33
- subspecialized35
- substantivized33
- supercivilized36
- superconducted28
- superinsulated22
- supersaturated20
- surefootedness20
- theatricalized30
- transistorised16
- transistorized25
- transliterated17
- transmogrified24
- trapezohedrons30
- trisoctahedron21
- trisubstituted20
- ultracivilized34
- unacclimatized36
- unaccommodated30
- unacculturated26
- unaccustomedly30
- unacknowledged32
- unaffectedness27
- unanesthetized29
- unappropriated26
- unbiasednesses21
- uncomprehended30
- uncomputerized36
- unconsolidated23
- uncontaminated25
- uncontemplated28
- uncontradicted25
- uncorroborated23
- uncredentialed23
- uncrystallized33
- underdeveloped27
- underestimated21
- undernourished22
- underpopulated26
- underqualified32
- undersaturated19
- undomesticated24
- unexpectedness31
- unincorporated24
- unpredictables27
- unpremeditated24
- unpreparedness24
- unrefrigerated22
- unreservedness22
- unrestrainedly21
- unromanticized33
- unstandardized29
- unsynchronized35
- unsystematized31
- unwashednesses23
- unwontednesses22
- uprootednesses20
- urediniospores20
- valedictorians24
- ventriloquized40
- weatherboarded24
- weatherproofed26
- wholeheartedly26
- wretchednesses24