| Curriculum | curriculum |
| Curriculum Vitae | curriculum vitae |
| curricular | curricular |
| Curium | curium |
| Cuticula | cuticle |
| Reticulum | reticulum |
| Thuribulum | thurible |
| Currypulver | curry powder |
| Currywurst | curried sausage |
| Darriwilium | Darriwilian |
| Caloricum | phlogiston |
| Americium | americium |
| Canticum | canticle |
| Capsicum | capsicum |
| Vermiculit | vermiculite |
| Clavicula | clavicle |
| Osculum | osculum |
| Cumulus | cumulus |
| Vestibulum | vestibule |
| Cingulum | cincture |