15 letters
- intrapreneurial22
- intricatenesses20
- invariabilities24
- involuntariness24
- ionospherically28
- irritablenesses20
- jurisprudential32
- laboriousnesses21
- labyrinthodonts26
- latitudinarians20
- libertarianisms23
- lickerishnesses26
- logarithmically30
- luxuriousnesses27
- magnetoelectric28
- majoritarianism31
- maldistribution25
- marriageability26
- materialization29
- mercaptopurines29
- mercenarinesses23
- mercurialnesses24
- meritoriousness20
- methylmercuries30
- micrometeorites24
- micrometeoritic27
- militarizations29
- millenarianisms25
- miniaturization30
- misappropriated28
- misappropriates27
- misattributions23
- mischaracterize35
- misdescriptions26
- misdistribution24
- misorientations20
- mistranscribing28
- momentarinesses23
- monosaccharides28
- montmorillonite25
- mountaineerings24
- mountebankeries28
- mouthwateringly30
- multipolarities24
- neurofibrillary27
- nincompooperies29
- nitroglycerines25
- nonagricultural26
- nonaristocratic23
- noncomputerized37
- noncontributory27
- nonengineerings24
- nonequilibriums35
- nonexperimental32
- nonmatriculated26
- nonmetaphorical29
- nonprescription27
- nonprofessorial24
- nonpsychiatrist27
- nonstationaries18
- nontotalitarian19
- nonutilitarians20
- norepinephrines26
- odoriferousness21
- oligomerization31
- oligosaccharide27
- opprobriousness26
- organochlorines25
- organomercurial26
- orientationally21
- overengineering26
- overfamiliarity28
- overglamorizing37
- overidentifying29
- overimaginative29
- overindulgences29
- overingenuities24
- overintensities21
- overinvestments28
- overprescribing31
- oversubscribing32
- parametrization31
- parliamentarian24
- particularising26
- particularistic26
- particularities23
- particularizing35
- pasteurizations29
- penuriousnesses22
- perfunctoriness27
- peripatetically28
- perishabilities24
- phantasmagorias26
- pharisaicalness25
- phenylketonuria30
- phenylketonuric33
- photogrammetric31
- photometrically30
- photoperiodisms27
- phrasemongering29
- pictorialnesses23
- planimetrically30
- platitudinarian23
- polymerisations25
- polymerizations34
- polysaccharides30
- popularizations33
- postmillenarian25
- preagricultural27
- predestinarians21
- prefabrications28
- prehistorically27
- premillenarians25
- pressurizations29
- primitivenesses26
- prioritizations28
- proletarianised21
- proletarianises20
- proletarianized30
- proletarianizes29
- proprietorships26
- proprioceptions28
- protohistorians21
- protoporphyrins29
- psychiatrically32
- psychohistorian28
- psychohistories27
- psychometrician32
- psychosurgeries28
- pulchritudinous29
- pyroelectricity29
- quincentenaries31
- radiometrically26
- radiotelemetric23
- reappropriating27
- reauthorization28
- redistributions21
- reflectometries25
- refractometries24
- regularizations29
- reindustrialize28
- remanufacturing30
- rematerializing31
- repolarizations29
- repristinations20
- reprivatization32
- respiritualized30
- respiritualizes29
- restrictionisms22
- restrictionists19
- restrictiveness23
- retroperitoneal20
- revalorizations30
- revolutionaries22
- revolutionarily25
- ribonucleosides25
- ribonucleotides25
- righteousnesses21
- rigidifications25
- ritualistically24
- rudimentariness22
- rumormongerings28
- sabermetricians25
- schoolmasterish26
- secondarinesses21
- secularizations30
- securitizations29
- semicylindrical30
- semilogarithmic29
- semiterrestrial19
- septuagenarians23
- silviculturists26
- sledgehammering30
- sociohistorical24
- solitudinarians20
- spinthariscopes27
- spiritualnesses21
- sprightlinesses24
- stereoisomerism21
- stoichiometries23
- streptothricins24
- strikebreakings29
- subcategorizing36
- submetacentrics29
- subproletariats23
- superimposition26
- superindividual28
- superinductions26
- superinfections27
- superintendence26
- superintendency28
- superintendents23
- supermajorities31
- supernumeraries24
- supernutritions22
- superpatriotism25
- superscriptions26
- supersymmetries27
- symmetricalness28
- symmetrizations33