- Crude
- Cruelly
- 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
- 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
- Chivalrous
- Conjunctivitis
- Conjuncture
- Consolatory
- Cornflakes
- Cotillion
- Cotillon
- Chafer
- Covetousness
- Cozenage
- Cabaret
- Cabinet
- Cabman
- Cackling
- Cadaverous
- Cadenced
- Cadge
- Cagamosis
- Cagy
- Cai
- Cail
- Calicut
- Californium
- Call a halt
- Call down on
- Call forth
- Call in
- Call-out
- Caller
- Calligraphist
- Calling
- Callipygian
- Callous
- Campari liquor
- Camphor-scented
- Campus
- Campylobacter
- Can
- Canary
- Cancatervate
- Candescence
- Candid
- Capacitate
- Capnocytophaga
- Cappuccino
- Capricious
- Capricorn
- Capricornus
- Caprine
- Caps lock
- Captivates
- Capture
- Captured animal
- Caput