- conchal17
- conchoidal21
- condensational22
- condimental21
- conditional18
- conductorial22
- confederal19
- conferential21
- conferral17
- confessional21
- confidential22
- configurational27
- confirmational26
- conflictual24
- confocal19
- conformal20
- conformational26
- confrontal19
- confrontational25
- confusional21
- congeal14
- congenial17
- congenital18
- congregational24
- congressional21
- conical15
- conidial14
- conjectural29
- conjugal25
- conjugational31
- conjunctional33
- conjunctival35
- connatural17
- connectional22
- connotational20
- connubial19
- conoidal14
- consensual17
- consequential29
- conservational24
- conservatorial23
- consistorial17
- consociational23
- consonantal18
- conspirational23
- conspiratorial22
- constitutional21
- constructional24
- consubstantial24
- contextual23
- continental18
- continual16
- contractional22
- contractual20
- contralateral19
- contrapuntal22
- controversial22
- convectional25
- conventional23
- conventual21
- conversational24
- conversional22
- convivial22
- convocational26
- copal12
- coprincipal25
- coral9
- cordial12
- coresidential19
- corneal12
- cornmeal16
- cornual13
- coronal12
- corporal15
- corporeal16
- corral10
- correctional20
- correlational19
- corrival16
- cortical15
- corynebacterial28
- coryzal22
- cosmical18
- cosmochemical31
- cosmogonical25
- cosmographical31
- cosmological25
- costal10
- cotidal12
- countercommercial35
- countercultural27
- countercyclical33
- countereducational30
- counterfactual27
- counterproposal27
- covenantal20
- coxal16
- coxcombical34
- craal9
- cranial12
- craniocerebral25
- craniofacial23
- craniosacral20
- creatural14
- credal11
- credential16
- creedal12
- crestal11
- criminal16
- criminological28
- crissal11
- critical15
- crucial15
- crunodal15
- crural11
- crustal12
- cryobiological29
- cryosurgical24
- cryptal16
- cryptanalytical31
- cryptococcal30
- cryptological28
- crystal13
- crystalloidal22
- cubical18
- cubital15
- cuboidal17
- cultural15
- cuneal12
- curatorial15
- curial11
- cursorial14
- curtal11
- cuspidal17
- custodial15
- custumal17
- cybernetical25
- cyclical21
- cycloidal20
- cyclonal19
- cylindrical23
- cymbal18
- cynical17
- cytochemical29
- cytogenetical25
- cytological23
- cytoskeletal23
- daedal9
- dal5
- dandiacal16
- datival13
- deal6
- decadal13
- decal10
- decanal13
- decemviral22
- decennial16
- deceptional20
- decidual15
- decimal15
- decisional16
- declensional20
- declinational21
- decremental20
- decretal13
- decrial12
- dedal8
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- deferral13
- definitional19
- deformational22
- defrayal15
- deicidal14
- deifical16
- deistical14
- delusional15
- demential15
- demersal13
- demiurgical22
- demographical28
- demoniacal19
- demonical18
- demonological25
- demonstrational22
- demurral14
- dendrochronological35
- dendrological23
- denial9
- denominal16
- denominational22
- dental9
- dentinal12
- dentural12
- deontological22
- departmental21
- deposal12
- depositional18
- deprival17
- derivational19
- dermal11