| caducée | caduceus |
| Cadwaladr | Cadwaladr |
| Cadwallon ab Ieuaf | Cadwallon ap Ieuaf |
| Cadwallon ap Cadfan | Cadwallon ap Cadfan |
| Cadwallon Lawhir ap Einion | Cadwallon Lawhir ap Einion |
| Cae | CAE |
| Caecilii Metelli | Caecilius Metellus |
| Caeciliidae | Caeciliidae |
| Caecilius Statius | Caecilius Statius |
| caecum | blind gut |
| CAEM | Comecon |
| Caen | Caen |
| Caenolestes | Caenolestes |
| Caenolestidae | Shrew opossum |
| Caenorhabditis elegans | Caenorhabditis elegans |
| Caesalpinia | Caesalpinia |
| Caesalpiniaceae | Caesalpinioideae |
| Caesalpinioideae | Caesalpinioideae |
| Caesar Baronius | Caesar Baronius |
| Caesar Cardini | Caesar Cardini |
| Caesar III | Caesar III |
| Caesar IV | Caesar IV |
| Caesars Palace | Caesars Palace |
| cafard | cockroach |
| cafarde | telltale |
| cafarder | report |
| cafards | cockroach |
| Cafayate | Cafayate |
| cafetier | proprietor |
| cafetière | proprietor |
| cafetière électrique | coffeemaker |
| Caffa | Feodosiya |
| Caffaro | Caffaro di Rustico da Caschifellone |
| cafouillage | foul-up |
| Cafouilleux | Confused about |
| Cafrerie britannique | British Kaffraria |
| Cafres | South Africa Kaffir people |
| caftan | caftan |
