- chronological age
- crucifixion
- coolant
- child welfare
- comprehensible
- centimeter
- crowbar
- christen
- cane sugar
- carry back
- criminology
- conk
- commando
- contended
- castigate
- contaminate
- crave
- common chord
- cod liver oil
- callow
- cheery
- carbuncle
- conscription
- carbon copy
- carbon paper
- cocksure
- corpus luteum
- crenated
- chalet
- checked
- chitter
- compulsory
- credit card
- cider
- canto
- checkerboard
- christendom
- combination lock
- cancerology
- carbon dating
- centre of gravity
- constructive
- contingency fund
- coil spring
- concrete mixer
- captious
- coddle
- covet
- cubic centimeter
- civil defence