13 letters
- clandestinely23
- clandestinity22
- clearheadedly24
- climactically30
- coagulability26
- cocarboxylase32
- codifiability26
- coextensively31
- coldheartedly24
- collaterality21
- collenchymata29
- collisionally23
- colloquiality31
- commensurably30
- commerciality28
- communicatory29
- commutativity29
- companionably30
- companionways29
- comparability28
- comparatively29
- compatibility28
- compendiously28
- competitively29
- complainingly30
- complaisantly27
- complementary29
- complexifying38
- complicatedly30
- complimentary29
- compressively29
- computability29
- concentricity26
- conceptuality27
- concessionary23
- conclusionary25
- concomitantly27
- concretionary23
- conditionally23
- condylomatous25
- confabulatory27
- confectionary26
- confectionery26
- conflictingly30
- confoundingly29
- confraternity23
- conjecturally34
- conjunctively38
- connaturality22
- connotatively25
- consanguinity24
- consecutively28
- considerately21
- conspicuously28
- constellatory21
- constituently22
- constrainedly22
- consumptively31
- contentiously22
- continentally23
- contractility23
- contractually25
- contradictory23
- contrastively24
- conveyancings30
- conveyorising26
- conveyorizing35
- convulsionary26
- cooperatively26
- copolymerized35
- copolymerizes34
- copyrightable29
- correlatively24
- corrigibility24
- corroboratory21
- coterminously24
- countermelody25
- counterplayer24
- counterstyles21
- creditability23
- crestfallenly25
- cryobiologies24
- cryobiologist24
- cryogenically28
- cryopreserved26
- cryopreserves25
- cryosurgeries21
- cryotherapies23
- cryptanalyses25
- cryptanalysis25
- cryptanalysts25
- cryptanalytic28
- cryptographer28
- cryptographic31
- cryptological28
- cryptologists24
- cryptorchisms29
- cryptozoology35
- crystallinity23
- crystallising23
- crystallizers29
- crystallizing32
- crystalloidal22
- cultivability28
- cyanoacrylate25
- cyanobacteria25
- cyanoethylate24
- cybernetician26
- cyberneticist25
- cyclicalities26
- cycloaddition25
- cyclodextrins31
- cyclohexanone33
- cycloheximide35
- cycloolefinic30
- cycloparaffin32
- cyclopropanes29
- cyclosporines26
- cylindrically28
- cysticercoids25
- cysticercoses24
- cysticercosis24
- cytochalasins25
- cytochemistry28
- cytogenetical25
- cytologically28
- cytomembranes28
- cytoskeletons24
- cytotaxonomic32
- dactylologies23
- daguerreotype22
- daguerreotypy24
- damageability25
- decarboxylase30
- decarboxylate30
- decasyllabics27
- decasyllables25
- declaratively25
- declassifying26
- deductibility25
- defeasibility23
- defenselessly22
- defensibility24
- deferentially22
- dehumidifying29
- dehydrogenase22
- dehydrogenate22
- deinonychuses24
- delectability24
- deleteriously19
- demagogically28
- demyelinating24
- demyelination22
- demythologize33
- deoxygenating29
- deoxygenation27
- dependability25
- depolymerized33
- depolymerizes32
- deprecatingly26
- deprecatorily23
- dermatophytes24
- descriptively27
- destructively25
- destructivity24
- detachability25
- detectability23
- determinately21
- deterrability20
- detrimentally22
- deuteranomaly22
- devastatingly24
- devolutionary23
- dialectically25
- diametrically24
- dichotomously26
- dictatorially21
- digestibility22
- digraphically28
- digressionary19
- dillydallying26
- dimensionally23
- diphenylamine27
- disconformity26
- discontinuity22
- discreditably24
- discretionary20
- discriminably27
- disgracefully27
- disjunctively35
- disobediently22
- disparagingly25
- disposability23
- dispraisingly23
- disqualifying33
- disquietingly30
- dissatisfying22
- dissimilarity20
- dissimilatory20
- dissymmetries22