- Crookedness
- Croon
- Crooner
- Crop
- Cropper
- Croquet
- Crores
- Cross armed
- Cross contamination
- Cross purpose
- Cross-country
- Cross-cultural
- Crown princess
- Crowned
- Crucible
- Crucifixion
- Cruciform
- Crude
- Cruelly
- Crypt
- Crystalize
- Crystallisation
- Crystallization
- Cs
- Ct
- Cubbish
- Cube root
- Cubic
- Cubic contents
- Cubic foot
- Cuboid
- Cuckoldry
- Cucumber plant
- Cues
- Cuff
- Cuirass
- Cuisenaire
- Cul-de-sac
- Culler
- Cullion
- Culminate
- Culmination
- Culogy
- Culpability
- Cult
- Cult figure
- Cultivar
- Cultivatable
- Cultivators
- Curative
- Curbable
- Curcumin
- Curdy
- Curer
- Curing
- Curing off
- Curio
- Curiously
- Curled
- Curler
- Curlew
- Curly
- Curmudgeon
- Currency note
- Custard
- Custom
- Custom-built
- Cutover
- Customer
- Customs house
- Cut a wide swath
- Cut and paste
- Cut loose
- Cut price
- Cut the gordian knot
- Cutler
- Cutter
- Cutting off
- Cyanide
- Cyberstalking
- Cycle
- Cyclical
- Cawing
- Cdrom
- Ceased
- Ceasefire
- Ceaseless
- Cedrine
- Celebration
- Celebrity
- Celestial
- Citizenry
- Citron
- City
- City fathers
- City mofussil
- Civic sense
- Civil
- Civil marriage
- Claw-hammer