13 letters
- inappreciably29
- inappropriate23
- incendiarisms22
- indissociable22
- indissociably24
- industrialise17
- industrialism20
- industrialist17
- industrialize26
- inegalitarian18
- inferentially22
- influentially24
- infuriatingly24
- ingratiations17
- initialnesses16
- inquisitorial25
- insatiability20
- insatiateness15
- insociability23
- instantiating18
- instantiation16
- insubstantial20
- intercolonial20
- interfamilial22
- interglacials21
- intermarriage19
- intermediated19
- intermediates18
- interracially21
- interstadials16
- invariability24
- inventorially23
- inviabilities22
- kleptomaniacs28
- labialization28
- legislatorial18
- leishmaniases20
- leishmaniasis20
- librarianship23
- linguistician22
- magisterially22
- majoritarians26
- materfamilias23
- materialising20
- materialistic20
- materialities17
- materializers26
- materializing29
- mathematician25
- matriarchates21
- matrimonially24
- maxillofacial32
- megalomaniacs26
- megasporangia24
- melancholiacs27
- memorialising23
- memorializing32
- mercurialness22
- metacercariae22
- metacercarial23
- metaphysician27
- metrorrhagias20
- microfilariae23
- microfilarial24
- millennialism24
- millennialist21
- miniaturistic21
- miniaturizing30
- ministerially21
- misdiagnosing23
- mitochondrial24
- modifiability26
- multivariable26
- musicianships26
- mycobacterial28
- necessitarian18
- necrophiliacs26
- negotiability22
- neurasthenias18
- nonaffiliated23
- nonagenarians19
- nonassociated19
- noncollegiate22
- noncommercial28
- noncompliance29
- nondialyzable32
- nondiapausing23
- nonequilibria29
- nonessentials17
- nonindustrial19
- nonirradiated17
- nonlibrarians20
- nonmanagerial22
- nonnegotiable22
- nonphysicians26
- nonpolitician23
- nonsequential27
- nonsocialists19
- nonspecialist22
- nonvegetarian22
- normothermias22
- nymphomaniacs31
- obstetricians20
- octogenarians20
- onomasticians21
- onomatopoeias20
- orgiastically22
- ornithischian22
- osteomalacias20
- overreliances22
- paediatrician21
- pancytopenias26
- panleukopenia27
- paraesthesias18
- paraphernalia23
- parliamentary23
- parochialisms25
- participially26
- paterfamilias23
- patriarchates21
- peculiarities21
- pedestrianism21
- pediatricians21
- penitentially22
- pharmacopeial28
- pharmacopeias27
- pharmacopoeia27
- phenothiazine31
- phosphaturias24
- pianistically24
- pictorialisms23
- pictorialists20
- pictorialized30
- pictorializes29
- pictorialness21
- pliablenesses22
- polycythemias29
- postcranially24
- postdiluvians24
- postlapsarian21
- potentiations18
- preceptorials23
- precollegiate23
- preeclampsias26
- prehistorians19
- preindustrial20
- prejudicially34
- premillennial24
- presbyterials22
- proboscidians24
- procuratorial21
- professoriate19
- professoriats19
- pronunciation23
- propitiations20
- proprietorial20
- prosecutorial21
- prosopopoeias22
- provincialism28
- provincialist25
- provinciality27
- provincialize34
- prussianising21
- prussianizing30
- psychasthenia26
- psychiatrists23
- quadrennially30
- quadriplegias30
- quinquennials37
- radiationless16
- reappropriate22
- referentially21
- reliabilities18
- rematerialize26
- remediability23
- renegotiating19
- renegotiation17
- renunciations20
- repatriations17
- reportorially20
- residentially19
- resocializing29
- reverentially22
- sacrificially26
- salutatorians16
- saturnalianly20
- schizophrenia33
- sectarianisms20
- sectarianized27
- sectarianizes26
- semiaridities17
- semiautomatic23
- semidiameters20
- serialization24
- serodiagnoses17
- serodiagnosis17
- sexagenarians24
- sociabilities20
- socialization27
- specialnesses21