| cagotement | sanctimoniously |
| Cagots | Agote |
| Cagou | Kagu |
| cagoule | balaclava |
| caguer | shit |
| Cahal Pech | Cahal Pech |
| cahier | gathering |
| cahier d'exercice | workbook |
| cahier d'exercices | exercise book |
| cahier de documentation | information kit |
| Cahier de musique | Note |
| Cahier de notes | Book |
| Cahier de textes | Homework notebook |
| Cahokia | Cahokia |
| Cahors | Cahors |
| cahotement | bumping |
| cahoter | jog |
| Cahul | Cahul |
| Cai Lun | Cai Lun |
| Caillaouas | Caillaouas |
| caille | quail |
| caille des blés | quail |
| Caille du Japon | Japanese Quail |
| Caille peinte de Chine | Asian Blue Quail |
| caille-lait | cheese rennet |
| Caille-lait blanc | Galium album |
| Caille-lait jaune | Galium verum |
| caillebotis | duckboards |
| caillement | clotting |
| cailler | congeal |
| caillette | fourth stomach |
| caillot | clot |
| caillou | stone |
| caillouteux | pebbly |
| Cailloutis | Quarry stone |
| caillé | clotted |
| Caines | Kuens |
| Caire | Cairo |
| cairn | cairn |
| Cairn de Barnenez | Barnenez |
| Cairn des trois royaumes | Treriksröset |
| Cairnsichthys rhombosomoides | Cairns rainbowfish |
| cairote | Cairene |
| caisse | case |
| caisse claire | snare drum |
| caisse d'épargne | savings bank |
| caisse de dépenses courantes | petty cash |
| Caisse de pont | Chest |
| caisse de résonance | sound box |
| caisse du chat | cat box |
