- Crevasse
- Crevice
- Criminal
- Criminalist
- Croft
- Crom
- Crookedness
- Croon
- Crooner
- Crop
- Cropper
- Croquet
- Crores
- Cross armed
- Cross contamination
- Cross purpose
- Cross-country
- Cross-cultural
- Cross-dressing
- Cross-hands
- Cross-ply
- Crossness
- Crosswise
- Crotch
- Croton plant
- Crypt
- Crystalize
- Crystallisation
- Crystallization
- Cs
- Ct
- Cubbish
- Cube root
- Cubic
- Cubic contents
- Cubic foot
- Cuboid
- Cultural village
- Culvert
- Cumbersome
- Cummerbund
- Cumulus
- Cupid
- Cupids
- Cupids bow
- Cupping process
- Current password
- Cursor
- Curtal
- Curtsey
- Curtsy
- Curved knife
- Cut price
- Cut the gordian knot
- Cutler
- Cutter
- Cutting off
- Cyanide
- Cyberstalking
- Cycle
- Cyclical
- Cryptonym
- Caesura
- Cafe
- Camellia
- Ception
- Circumambulation
- Coamings
- Comminute
- Cabby
- 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