- cornet
- counterfoil
- car park
- cross out
- colour wheel
- cloche
- colour circle
- capsize
- convertor
- converter
- contact lens
- chide
- capital punishment
- copulate
- controvert
- comity
- clarify
- crackdown
- charge sheet
- criticize
- cause of action
- cardinal number
- confinement
- contractual
- cross country
- cantata
- cupidity
- centralize
- compact disc
- clinic
- chateau
- causation
- catacomb
- consolidate
- centrifugation
- cube root
- coastal
- classicism
- carbon dioxide
- cat burglar
- clammy
- commutator
- community centre
- curacy
- cash book
- circa
- confabulate
- central bank
- comminate
- catering