- clowder
- cleaning
- carnivorous
- contuse
- cash register
- counterpane
- climbing perch
- carry forward
- chantry
- candelabra
- commiserate
- condolence
- circumduction
- communique
- conjunctivitis
- cost of living
- carcass
- commuting
- circumnavigation
- crossbeam
- conspectus
- campus
- conductivity
- catchment basin
- cranial cavity
- chest cavity
- collimator
- caries
- counterbore
- contretemps
- consign
- commend
- covalent bond
- cow dung
- casting vote
- cartridge fuse
- cessation
- carburettor
- carburetor
- compressor
- contrition
- cleverness
- capillary tube
- cannula
- critical review
- cullender
- continence
- comeuppance
- cimmerian
- cooling system