13 letters
- malacological27
- malacostracan24
- masticatories19
- mecamylamines29
- medicamentous25
- meningococcal30
- mercantilisms24
- mercantilists21
- metabolically27
- metacercariae22
- metacercarial23
- metallurgical25
- metamerically26
- microcapsules27
- microcassette22
- microphysical30
- microscopical29
- microsurgical26
- mineralogical24
- misallocating24
- misallocation22
- miscalculated26
- miscalculates25
- miscaptioning26
- miscataloging25
- miseducations22
- modifications24
- mollification25
- monarchically29
- monogenically27
- monotonically25
- morphemically31
- morphological28
- mortification23
- multiplicands27
- mummification30
- musicological27
- mutagenically27
- mycologically31
- myocarditises22
- myoelectrical26
- mystification25
- mythopoetical27
- narrowcasting23
- nazifications30
- nematological24
- neurochemical27
- neurosurgical22
- nidifications22
- nitrification21
- nonbiological25
- nonbroadcasts22
- noncancelable27
- noncandidates21
- noncapitalist22
- noncarcinogen25
- noneducations21
- nonelectrical23
- nongonococcal28
- nonhistorical21
- nonhysterical23
- nonintoxicant27
- nonmechanical28
- nonnumericals24
- nonreciprocal25
- nonsensically23
- nontheatrical21
- nonvocational24
- nosologically24
- nostalgically24
- notifications21
- nucleocapsids26
- nullification24
- numerological25
- obstetrically23
- ochlocratical26
- onomastically24
- ontologically24
- orgiastically22
- orismological23
- orthoepically25
- ossifications20
- overcautioned23
- overeducating25
- overeducation23
- overmedicated25
- overmedicates24
- oystercatcher23
- pacifications26
- palynological27
- panegyrically28
- panoramically27
- pantheistical23
- parabolically27
- paradoxically31
- paralytically26
- parasitically23
- parenthetical23
- parfocalities23
- parfocalizing35
- parthenocarpy27
- patriotically23
- pedagogically28
- peptidoglycan29
- perspicacious26
- petrification23
- petrochemical28
- pharisaically25
- philosophical28
- photocathodes24
- photochemical30
- phrenological26
- physicalistic27
- physicalities24
- physiological27
- phytochemical32
- pianistically24
- pietistically23
- placabilities24
- pneumatically28
- politicalized31
- politicalizes30
- polycarbonate26
- pontificating26
- pontification24
- pontificators23
- postclassical24
- postholocaust23
- practicalness24
- pragmatically28
- praxeological30
- prebiological26
- precalculuses26
- precancelling28
- precapitalist23
- precautionary23
- precautioning24
- predicatively27
- prefabricated26
- prefabricates25
- prehistorical22
- prevaricating26
- prevarication24
- prevaricators23
- prevocational25
- prismatically26
- problematical27
- procarbazines32
- procathedrals23
- proctological26
- prognosticate22
- proleptically27
- prolificacies26
- prophetically28
- proteoglycans25
- provocatively30
- psephological28
- psychological30
- psychotically30
- purifications24
- puritanically25
- pyrocatechols27
- pyrolytically28
- pyrotechnical28
- quadratically31
- quadruplicate32
- qualification31
- quintuplicate32
- radicalnesses19
- radiochemical26
- ramifications23
- ratifications20
- realistically21
- reallocations19
- reapplication24
- recalcitrance24
- recalcitrancy26
- recalcitrants21
- recalculating25
- recalculation23
- recalibrating23
- recalibration21
- recallability24
- recapitalized30
- recapitalizes29
- recapitulated22
- recapitulates21
- reciprocating25
- reciprocation23
- reciprocative26
- reciprocators22
- rectification23
- rededications19
- reduplicating25
- reduplication23
- reduplicative26
- reescalations18
- reincarnating21
- reincarnation19
- relandscaping25