13 letters
- concanavalins27
- concatenating24
- concatenation22
- confiscatable27
- confiscations24
- convocational26
- cornification24
- cosmochemical31
- criticalities20
- cryogenically28
- cryptological28
- cyclicalities26
- cylindrically28
- cytogenetical25
- cytologically28
- dandification23
- decaffeinated25
- decaffeinates24
- decalcomanias25
- decamethonium27
- decapitations21
- decarbonating24
- decarbonation22
- decarbonizers30
- decarbonizing33
- decarboxylase30
- decarboxylate30
- decarburizing33
- decasyllabics27
- decasyllables25
- decorticating23
- decortication21
- decorticators20
- deescalations19
- delicatessens19
- demagogically28
- demographical28
- demonological25
- dendrological23
- densification22
- deontological22
- deprecatingly26
- deprecatorily23
- detoxications25
- dialectically25
- diametrically24
- digraphically28
- dipsomaniacal25
- disintoxicate25
- divarications22
- dodecahedrons22
- dodecaphonies24
- dodecaphonist24
- domesticating23
- domestication21
- dramaturgical24
- dualistically23
- dyspeptically29
- eccentrically27
- echolocations23
- ecumenicalism28
- educabilities22
- educationally23
- educationeses19
- educationists19
- efficaciously29
- egomaniacally26
- egotistically22
- embryological28
- embryonically29
- encapsulating25
- encapsulation23
- energetically23
- enigmatically26
- entomological24
- enzymatically35
- epileptically27
- epiphytically30
- epistemically26
- equivocalness32
- equivocations31
- ergonomically26
- escapologists22
- ethicalnesses20
- etiologically23
- evangelically28
- evocativeness25
- excommunicate34
- exobiological30
- explicatively34
- extrinsically28
- falsification24
- fanaticalness22
- fantastically24
- fantasticated21
- fantasticates20
- farcicalities23
- fascistically26
- faunistically25
- finicalnesses22
- floristically24
- fluorocarbons25
- focalizations30
- formulaically28
- fortification23
- futurological25
- gasifications22
- gastronomical23
- genotypically28
- geochemically30
- geometrically25
- geophysically29
- geotropically25
- glaciological26
- glorification23
- grammatically28
- graphemically30
- graphological27
- gratification22
- gymnastically28
- gynecological28
- haruspication23
- hematological25
- hemispherical27
- hermeneutical24
- heuristically23
- histochemical27
- homologically28
- honorifically26
- humifications26
- hydraulically27
- hypercalcemia30
- hypercalcemic33
- hypercautious25
- hypercritical27
- hypermetrical27
- hyperphysical31
- hypocalcemias30
- hypothecating28
- hypothecation26
- hypothecators25
- identicalness20
- ideologically24
- idiomatically24
- illogicalness22
- imagistically25
- immunological28
- impeccability31
- implacability29
- implicatively30
- impolitically27
- impracticable29
- impracticably31
- impractically29
- incalescences25
- incandescence26
- incandescents23
- incantational20
- incapableness25
- incapacitated24
- incapacitates23
- incarcerating23
- incarceration21
- incardination20
- incarnadining23
- incommunicado29
- ineducability25
- inefficacious27
- inorganically24
- insignificant24
- intercalating21
- intercalation19
- intercortical21
- intertropical21
- intoxicatedly28
- intoxications25
- intrathecally23
- intricateness18
- intrinsically22
- isocarboxazid36
- isometrically23
- isosmotically23
- isostatically20
- jollification31
- judgmatically36
- justification30
- justificative33
- justificatory31
- kinematically28
- lackadaisical26
- lethargically25
- lignification24
- lithification23
- localizations28
- logicalnesses21
- lycanthropies25
- lymphatically31
- lyricalnesses21
- magistratical22
- magnification26