13 letters
- microphysical30
- micropipettes25
- microplankton29
- microporosity24
- microprograms27
- micropuncture28
- microscopical29
- microscopists25
- microsurgical26
- microswitches27
- microtechnics28
- microtonality23
- microvascular28
- microwaveable30
- mineralogical24
- miniaturistic21
- minicomputers27
- misarticulate21
- modifications24
- mollification25
- molluscicidal27
- molluscicides26
- monarchically29
- monoaminergic26
- monochromatic28
- monogenically27
- monogrammatic28
- monomorphemic31
- monopsonistic24
- monotonically25
- morphemically31
- morphogenetic27
- morphological28
- mortification23
- multicellular25
- multichannels26
- multicultural25
- multicurrency28
- multimetallic26
- multiorgasmic26
- multiparticle25
- multiplicands27
- multisyllabic28
- mummification30
- municipalized35
- municipalizes34
- musicianships26
- musicological27
- musicologists23
- mutagenically27
- mycologically31
- myelofibrotic28
- myoelectrical26
- mystification25
- mythopoetical27
- nationalistic19
- nazifications30
- nematological24
- neoclassicism24
- neoclassicist21
- neoplasticism24
- neoplasticist21
- nephelometric26
- neurasthenics21
- neuroanatomic22
- neurochemical27
- neurosurgical22
- neurotoxicity27
- nickeliferous26
- nicotinamides22
- nidifications22
- nitrification21
- nonalcoholics25
- nonallergenic23
- nonalphabetic27
- nonantibiotic22
- nonbiological25
- noncellulosic25
- nondemocratic25
- nondiplomatic26
- nonelectrical23
- nonelectronic23
- nonhistorical21
- nonhysterical23
- nonintoxicant27
- nonlinguistic23
- nonmechanical28
- nonnumericals24
- nonparametric24
- nonpathogenic26
- nonphysicians26
- nonpolitician23
- nonpracticing27
- nonrestricted19
- nonscientific25
- nonsensically23
- nonsystematic23
- nontheatrical21
- noradrenergic21
- nosologically24
- nostalgically24
- notifications21
- nucleoplasmic29
- nullification24
- numerological25
- objectivistic35
- obstetrically23
- obstetricians20
- oceanographic27
- ochlocratical26
- octosyllabics26
- odontoblastic22
- officeholders26
- officiousness24
- oligopolistic23
- omnicompetent27
- onomastically24
- onomasticians21
- onomatopoetic23
- ontologically24
- opportunistic24
- organogenetic22
- orgiastically22
- orismological23
- orthoepically25
- oscilloscopic27
- ossifications20
- ototoxicities23
- outpoliticked26
- overenergetic23
- overmedicated25
- overmedicates24
- overservicing27
- pacifications26
- paediatrician21
- paleobiologic26
- paleoecologic26
- paleomagnetic26
- paleontologic24
- palynological27
- panegyrically28
- panoramically27
- pantechnicons27
- pantheistical23
- pantisocratic23
- parabolically27
- paradoxically31
- paralytically26
- parasitically23
- parasiticidal21
- parasiticides20
- parasitologic22
- parasynthetic24
- parenthetical23
- participating25
- participation23
- participative26
- participators22
- participatory24
- participially26
- particleboard24
- particularise21
- particularism24
- particularist21
- particularity23
- particularize30
- paternalistic21
- pathogenicity26
- pathognomonic28
- patriotically23
- pedagogically28
- pediatricians21
- penicillamine26
- penicillinase23
- perichondrium27
- periodicities20
- perpendicular26
- personalistic21
- perspicacious26
- perspicuities23
- perspicuously27
- petrification23
- petrochemical28
- phallocentric27
- pharisaically25
- pharmacologic30
- philanthropic28
- philharmonics28
- philosophical28
- phlebographic32
- photobiologic27
- photochemical30
- photoelectric25
- photogeologic26
- photoperiodic25
- phototoxicity30
- photovoltaics26
- phreatophytic28
- phrenological26
- physicalistic27