| Couture | couture |
| YouTube | YouTube |
| Future | future |
| Cougar | cougar |
| Couleur | color colour trump caliber calibre hue kind |
| Counter | counter |
| Country | country |
| Coupage | coupage |
| Courage | courage |
| Court | court |
| Courtage | brokerage commission broker's fee |
| Cousine | cousin |
| Routine | rote routine |
| Route | route itinerary |
| Router | router |
| Soutane | cassock soutane |
| Voute | haunch |
| YouTuber | YouTuber |
| Futur | future |
| Nokturne | nocturne |