| convivial | liant |
| conviviality | amusement |
| convocation | rassemblement |
| convoke | appeler |
| convoluted | compliqué |
| Convolutely | Courbe |
| convolution | circonvolutions cérébrales |
| Convolvulaceae | Convolvulaceae |
| convolvulus | volubilis |
| Convolvulus arvensis | Liseron des champs |
| Convolvulus hawk moth | Sphinx du liseron |
| Convolvulus hawk-moth | Sphinx du liseron |
| Convolvulus hawkmoth | Sphinx du liseron |
| convolvulus tricolor | belle de jour |
| convoy | escorte |
| convulse | avoir des convulsions |
| convulsion | convulsion |
| convulsive | convulsif |
| Convulsive cough | Toux convulsive |
| Conway | Conway |
| Conwy | Conwy |
| cony | peau de lapin |
| Conyza | Erigeron |
| Conza della Campania | Conza della Campania |
| coo | roucouler |
| Cooch Behar district | Cooch Behar |
| cooing | roucoulement |
| cook | chef |
| Cook County | Comté de Cook |
| cook in the oven | cuire au four |
| Cook Islander | des îles Cook |
| Cook Islands | Îles Cook |
| Cook Islands dollar | Dollar des îles Cook |
| Cook Islands Maori | Langue maori |
| Cook Islands national football team | Équipe des îles Cook de football |
| Cook Islands national rugby union team | Équipe des Îles Cook de rugby à XV |
| Cook Islands Party | Cook Islands Party |
| Cook Islands Reed-warbler | Rousserolle des îles Cook |
| Cook Strait | Détroit de Cook |
| cook up | ourdir |
| cookbook | livre de cuisine |
| Cooke | Cooke |
| cooked | cuit |
| cookery | cuisine |
| cookie | biscuit |
| cookie cutter | emporte-pièce |
| cookie jar | boîte à gâteau |
| Cookie Jar Entertainment | CINAR |
| Cookie Monster | Macaron le glouton |
| cookiecutter shark | squalelet féroce |
| cooking | cuisine |
| Cooking battery | Batterie de cuisine |
| Cooking foil | Papier aluminium |
| cooking oil | huile de cuisson |
| cooking pot | marmite |
| Cooking weights and measures | Unités de mesure pour la cuisine |
| cool | se refroidir |
| Cool air | Fresque |
| Cool Biz campaign | Cool Biz |
| cool down | refroidir |
| Cool dwarf stars | Etoile naine froide |
| Cool giant stars | Etoile geante froide |
| Cool guy | Homme |
| Cool Hand Luke | Luke la main froide |
| cool off | se refroidir |
| Cool Runnings | Rasta Rockett |
| Cool stars | Etoile froide |
| Cool subdwarf stars | Etoile sous naine froide |
| Cool supergiant stars | Etoile supergeante froide |
| Cool World | Cool World |
| coolant | agent de refroidissement |
| cooler | cabane |
| Cooley | Cooley |
| coolheaded | de sang-froid |
| Coolidge Dam | Coolidge Dam |
| coolie | coolie |
