- Cryptonym
- Caesura
- Cafe
- Camellia
- Ception
- Circumambulation
- Coamings
- Comminute
- Cajole
- Cal
- Calabash
- Calamities
- Calamities in rapid sequence
- Calcify
- Calcite
- Calcium carbonate
- Calculated
- Calcutta
- Caldron
- Calendar year
- Caliban
- Calibrate
- Callousness
- Calls distance
- Calluses
- Calm
- Calote
- Calumet
- Calumny
- Calves
- Cam
- Cambric
- Came in view of
- Camouflaged
- Camp
- Camp bed
- Canine tooth
- Cannabis sativa
- Cannikin
- Cannon
- Cannonade
- Cannonball
- Cannot be blamed
- Cannot resist
- Canoe
- Canon law
- Canonist
- Canopied pandal
- Cantillate
- Cantonment
- Canvas
- Cap-a-pie
- Capacity crowd
- Caper
- Capital
- Capital expenditure
- Capital idea
- Caravanserai
- Carbolic acid
- Carbonize
- Carburetor
- Carcass
- Carcinoma
- Card
- Cardamom seed
- Cardinal virtues
- Cardiogram
- Carol
- Carpel
- Carpenter ant
- Carpet bag
- Carpus
- Carrier
- Carrion crow
- Carry a torch for
- Casein
- Cash crop
- Cash in
- Cashew
- Casing
- Casket
- Catalepsy
- Cast a long shadow
- Cast away
- Cast iron
- Cat bird
- Cat hood
- Catacomb
- Catalogue
- Catalonia
- Catarrh
- Catastrophe
- Catawampus
- Catwalk
- Caucus
- Caudal
- Caught
- Cauldron
- Causal
- Causation