14 letters
- enantiomorphic27
- ethnobotanical25
- ethnobotanists21
- ethnohistorian20
- evangelization32
- evenhandedness25
- expansionistic29
- exsanguinating29
- exsanguination27
- extemporaneity30
- extemporaneous29
- extraneousness24
- extravagancies31
- fancifulnesses27
- fantasticality24
- fantasticating24
- fantastication22
- ferromagnesian24
- ferromanganese24
- flagellantisms26
- flannelmouthed28
- foraminiferans25
- forehandedness23
- frangibilities24
- freehandedness23
- galvanizations32
- gelandesprungs26
- geopoliticians24
- germanizations30
- gerrymandering26
- granddaughters24
- grandfathering26
- grandiloquence33
- grantsmanships26
- gynandromorphs29
- gynandromorphy31
- handicraftsman28
- handicraftsmen28
- handkerchieves31
- handsomenesses22
- hardhandedness23
- hepatopancreas26
- highhandedness26
- homotransplant25
- housecleanings25
- humanistically28
- hydromechanics31
- hyperurbanisms29
- hypervigilance32
- ichthyosaurian25
- ignorantnesses19
- impermanencies28
- incandescences27
- incandescently27
- infrangibility27
- insignificance28
- insignificancy30
- instantiations17
- intangibleness23
- interanimation20
- interplanetary22
- intolerantness18
- intracranially23
- intracutaneous21
- intransigeance22
- intransigeants19
- intransigences22
- intransigently22
- intransitively23
- intransitivity22
- introgressants18
- lamellibranchs29
- landlessnesses19
- landownerships26
- latitudinarian19
- libertarianism22
- librarianships24
- linguisticians23
- lymphangiogram33
- malacostracans25
- manageableness25
- manifestations22
- manifoldnesses24
- manipulability29
- manipulatively30
- mannerlinesses21
- manometrically28
- manufacturings29
- mastigophorans25
- mathematicians26
- meaningfulness27
- mechanizations33
- megalomaniacal28
- megalopolitans25
- megasporangium29
- mercantilistic25
- merchandisings27
- merchandizings36
- metaphysicians28
- methoxyflurane34
- methylxanthine33
- microanatomies24
- microorganisms26
- microplanktons30
- microsporangia26
- militantnesses20
- millenarianism24
- mischannelling29
- mismanagements27
- mistranscribed25
- mistranscribes24
- mistranslating22
- mistranslation20
- misunderstands22
- monomaniacally29
- monopropellant27
- morganatically27
- nannoplanktons27
- nanotechnology27
- necessitarians19
- neuroanatomies20
- neuroanatomist20
- newfangledness27
- newspaperwoman31
- nonacceptances29
- nonantibiotics23
- nonappearances26
- nonattendances22
- noncandidacies25
- nonclandestine23
- noncompliances30
- nonconformance30
- nonexplanatory30
- nonhandicapped30
- nonmanagements26
- nonmechanistic28
- nonobservances27
- nonparticipant26
- nonperformance29
- nonpoliticians24
- nonrecombinant27
- nonresistances20
- nonsignificant26
- nonutilitarian19
- nonvegetarians23
- nymphomaniacal33
- oceanographers25
- oceanographies25
- ombudsmanships31
- openhandedness24
- opisthobranchs28
- organismically27
- organizational28
- organochlorine24
- organometallic25
- ornithischians23
- outlandishness21
- outmaneuvering27
- outmanipulated25
- outmanipulates24
- overabundances28
- overanalytical26
- overcompliance32
- overdominances27
- overexpansions30
- overorganizing33
- paediatricians22
- paleobotanical26
- paleobotanists22
- pancreatectomy29
- pancreatitides22
- panleukopenias28
- pansexualities27
- pantisocracies24
- pantisocratist21
- pararosaniline20
- pedestrianisms22
- peptidoglycans30
- percutaneously26
- phantasmagoria25
- phantasmagoric28
- phenylalanines26
- philanthropies26
- philanthropist26
- philanthropoid27
- phthalocyanine29
- phytoplankters30
- phytoplanktons31
- pithecanthropi28
- planetological26
- planetologists22
- planlessnesses21
- platinocyanide26
- pleasantnesses20
- pococurantisms28
- postdebutantes23
- postganglionic27
- prankishnesses25
- preanesthetics23
- prearrangement24