14 letters
- congresspeople27
- congressperson24
- conjunctivitis36
- connectivities26
- connubialities24
- conquistadores29
- consanguineous24
- conscienceless26
- conservational24
- conservatively29
- conservatizing34
- conservatoires22
- conservatorial23
- conservatories22
- considerations20
- consociational23
- consolidations21
- conspirational23
- conspiratorial22
- constabularies23
- constellations21
- consternations20
- constituencies23
- constitutional21
- constitutively26
- constructional24
- constructively29
- constructivism29
- constructivist26
- consubstantial24
- consuetudinary24
- consultantship26
- contagiousness22
- containerboard23
- containerising22
- containerizing31
- containerports22
- containerships24
- contaminations23
- contemplations26
- contemplatives29
- contemporaries24
- contemporarily27
- contemporizing36
- contemptuously29
- conterminously26
- contextualized37
- contextualizes36
- contiguousness23
- continuousness22
- contortionists19
- contrabandists23
- contrabassists21
- contrabassoons22
- contraceptions25
- contraceptives28
- contractionary24
- contradictable26
- contradictions23
- contradictious23
- contraindicate23
- contraposition22
- contrapositive25
- contrapuntally27
- contrapuntists23
- contrarinesses19
- contraventions24
- contributively29
- contritenesses19
- controllership25
- controvertible26
- contumaciously29
- contumeliously27
- convalescences30
- conventionally28
- conventioneers24
- conversational24
- conversaziones32
- convertaplanes27
- convertibility28
- convertiplanes27
- convincingness30
- convivialities27
- convulsiveness29
- cooperationist21
- coreligionists21
- cornifications25
- correspondence26
- correspondency28
- correspondents23
- corroborations21
- corruptionists22
- corticosterone21
- cosponsorships26
- cotransduction24
- counteractions23
- cumulonimbuses31
- customizations31
- cycloadditions26
- cyclohexanones34
- cytotaxonomies30
- dandifications24
- debonairnesses20
- decaffeination26
- decamethoniums28
- decarbonations23
- decerebrations22
- dechlorination23
- decimalization32
- decolonization30
- decolorization29
- decommissioned26
- decompensation26
- decompositions25
- decompressions25
- deconcentrated24
- deconcentrates23
- deconditioning24
- deconsecrating25
- deconsecration23
- deconstructing26
- deconstruction24
- deconstructive27
- deconstructors23
- decontaminated24
- decontaminates23
- decontaminator23
- decortications22
- decrepitations22
- defeminization32
- defenestration20
- defibrillation24
- defibrinations23
- deforestations19
- degranulations21
- dehumanization32
- delegitimation22
- delocalization30
- demobilization32
- demolitionists20
- demonetization29
- demonstrations20
- demonstratives23
- demoralization29
- demyelinations23
- denationalized28
- denationalizes27
- denazification32
- denominational22
- densifications23
- denticulations22
- deodorizations26
- deoxygenations28
- depersonalized30
- depersonalizes29
- depigmentation25
- depolarization29
- derealizations26
- derivatization29
- desalinization27
- desegregations20
- destructionist20
- deteriorations16
- determinations20
- detonabilities20
- detoxification29
- deuteragonists19
- devolutionists22
- dexamethasones28
- diachronically28
- diagonalizable32
- diamondiferous24
- diazotizations34
- dicotyledonous24
- dieselizations26
- digitalization28
- dimensionality23
- diphthongizing37
- directionality22
- disaffiliation23
- disaggregation22
- disambiguation25
- disapprobation25
- disassociation19
- discolorations20
- disconcertment26
- disconnectedly27
- disconnections24
- disconsolately23
- disconsolation21
- discontentedly24
- discontentment24
- discontinuance25
- discrimination23
- disembarkation26
- disharmonizing33
- disillusioning22
- disinclination22
- disinfestation20
- disinformation23