17 letters
- cryptocrystalline33
- cryptographically39
- crystallographies31
- cyclophosphamides40
- cytomegaloviruses33
- cytopathogenicity35
- cytotaxonomically40
- cytotechnologists31
- decentralizations33
- declassifications29
- decomposabilities31
- deconstructionist27
- decriminalization36
- dedifferentiating29
- dedifferentiation27
- dehumidifications32
- dehydrochlorinase30
- dehydrochlorinate30
- deindustrializing34
- deleteriousnesses21
- dematerialization32
- demilitarizations32
- demineralizations33
- demonstrabilities26
- demonstrativeness27
- demythologization38
- denationalization31
- denaturalizations31
- denominationalism28
- denuclearizations34
- deoxyribonuclease36
- departmentalizing38
- depersonalization33
- dephosphorylating34
- dephosphorylation32
- depoliticizations35
- depolymerizations37
- depressurizations32
- descriptivenesses29
- destructibilities26
- destructivenesses27
- determinatenesses23
- deterministically29
- dextroamphetamine37
- dialectologically32
- diaphragmatically35
- diastereoisomeric24
- dichotomousnesses28
- dictatorialnesses23
- differentiability31
- dihydroergotamine29
- dihydroxyacetones36
- dimethylhydrazine41
- diphenylhydantoin34
- diphthongizations38
- directionlessness24
- disadvantagedness28
- disadvantageously30
- discombobulations33
- disequilibrations33
- disestablishments28
- disfranchisements31
- disgracefulnesses29
- disinterestedness21
- disintermediation24
- dispassionateness23
- disproportionated26
- disproportionates25
- disqualifications36
- disreputabilities26
- disrespectability30
- disrespectfulness30
- distastefulnesses24
- distinctivenesses27
- distractibilities25
- distressfulnesses24
- distrustfulnesses25
- domineeringnesses26
- dorsiventralities24
- dorsoventralities24
- echocardiographer33
- echocardiographic36
- editorializations29
- efficaciousnesses31
- electroanalytical29
- electrocardiogram30
- electrochemically36
- electroconvulsive35
- electrodepositing28
- electrodeposition26
- electromagnetisms30
- electromechanical34
- electromyographic36
- electronegativity30
- electrophysiology33
- electroretinogram27
- electrostatically28
- embourgeoisements30
- emotionlessnesses23
- encephalographies34
- encephalomyelitis33
- entrepreneurially27
- entrepreneurships28
- environmentalisms31
- environmentalists28
- epidemiologically34
- epiphenomenalisms34
- epistemologically33
- epithelialization34
- ethnocentricities27
- ethnomusicologies30
- ethnomusicologist30
- everlastingnesses26
- exceptionalnesses33
- exchangeabilities36
- expeditiousnesses30
- extraordinariness27
- extraterrestrials25
- fantasticalnesses26
- fashionablenesses28
- ferrimagnetically33
- fictionalizations35
- fissiparousnesses25
- flirtatiousnesses23
- floriferousnesses26
- foresightednesses26
- fractionalization35
- fragmentarinesses27
- gastroenteritides21
- gentlemanlikeness31
- gentlemanlinesses27
- glycosaminoglycan38
- governmentalizing41
- grammaticalnesses30
- gynandromorphisms35
- handcraftsmanship36
- hemagglutinations30
- heterosexualities28
- heterotrophically31
- histopathological31
- histopathologists27
- histophysiologies29
- historiographical30
- housewifelinesses28
- hydroelectrically33
- hydrometallurgies30
- hydrometallurgist30
- hydroxytryptamine40
- hyperalimentation30
- hyperemotionality31
- hyperexcitability40
- hyperimmunization42
- hyperinflationary32
- hyperinnervations31
- hyperintellectual32
- hyperirritability30
- hypermutabilities32
- hyperpigmentation34
- hyperpituitarisms31
- hyperpolarization38
- hyperreactivities31
- hyperstimulations30
- hyperventilations31
- hypnotizabilities38
- hypochondriacally38
- hypophysectomized47
- hypophysectomizes46
- hyposensitization35
- idiosyncratically31
- ignominiousnesses26
- illimitablenesses27
- illusionistically28
- illustriousnesses22
- imaginativenesses28
- immunochemistries33
- immunocompetences38
- immunocompromised38
- immunofluorescent34
- immunogenetically35
- immunogeneticists31
- immunohematologic36
- immunopathologies33
- immunopathologist33
- immunoprecipitate34
- immunoregulations30
- immunosuppressant33
- immunosuppressing35
- immunosuppression33
- immunosuppressive36
- immunotherapeutic34
- impecuniousnesses30
- impenetrabilities28
- imperialistically31
- imperishabilities29
- impersonalization35
- implicativenesses32
- imponderabilities29
- importunatenesses26
- impregnablenesses31
- impressionability30