- C sharp
- Caaba
- Cab
- Calorimeter
- Calory
- Came in to view
- Cameleer
- Canned
- Cannibal
- Cannot
- Cannot wait
- Canoeist
- Canola
- Canon
- Canonize
- Canophilia
- Canopy
- Cant
- Capable
- Capable man
- Capable of
- Capacitor
- Capacity building
- Caparisoned
- Capillary
- Capital outlay
- Capital punishment
- Capitalism
- Capitol
- Carapace
- Carat
- Caraway seeds
- Carbine
- Carbon copy
- Carbon-dio-oxide
- Carbonate
- Carbuncle
- Carcase
- Carcinogenic
- Cardamom
- Cardiac
- Cardiac arrest
- Cardinalship
- Cardiologist
- Carpentry
- Carpet
- Carpeting
- Carping
- Carried
- Carrion
- Carry
- Carry off
- Carry or take can
- Carry out
- Cart-pullers
- Carte blanche
- Carton
- Caruncle
- Carvat
- Carve out
- Caryatid
- Case
- Cast off
- Cast pearls before swine
- Cast-away skin of snake
- Casteism
- Caster of metals
- Castigate
- Castillian
- Catalist
- Castor-oil-plant
- Casty away
- Casuality
- Casualty
- Casualty ward
- Catch phrase
- Catching
- Catchments area
- Catchy
- Cbc
- Categorise
- Cathedral
- Catholic
- Causing pain
- Causing to shine
- Caustic
- Causticity
- Cauterisation
- Cauterise
- Caution
- Cautious
- Cavalier
- Cavalry officer
- Cave
- Cave in
- Caveman
- Cavil
- Cavity
- Caw
- Celsius