- Crevasse
- Crevice
- Criminal
- Criminalist
- Croft
- Crom
- 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
- Cruise missile
- Cruiser
- Crumbling
- Crump
- Crumpet
- Crushed
- Crust
- Crustacean
- Crutch
- Cry
- Cry blue murder
- Cry down
- 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
- Cyclorama
- Cyclosis
- Cygnet
- Cymbidium
- Cynical
- Cynosure
- Cypress
- Cyst
- Callosity
- Cellulite
- Coarsely
- Cymbalist
- Caesura
- Cafe
- Camellia
- Ception
- Circumambulation
- Coamings
- Comminute
- Conjunctivits
- Cornflour