- Curled hair
- Curliness
- Curling
- Curmurring
- Currant
- Cuscus grass
- Cuscus plant
- Cuscuta reflexa Roxb
- Cuss
- Custard pie
- Custodian
- Custodianship
- Customarily
- Customer relation
- Customize
- Cut down
- Cut from underground
- Cut glass
- Cyclist
- Cyclone
- Cylindrical
- Cymbals
- Cynophilist
- Cyperus
- Cyperus rotendus
- Cypher
- Cyprinid
- Cystic fibrosis
- Cystitis
- Cytology
- Czar
- 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
- Cantilever
- Canvas shoes
- Canvass
- Capability
- Capacious
- Capaciousness
- Capacity
- Cape
- Capitalist
- Capitalization
- Capitalize
- Capitation
- Capitulate
- Capitulation
- Carassing
- Caravan
- Carboniferous
- Cardamom tea
- Cardboard
- Cardinal
- Cardiograph
- Carouse
- Carpe diem
- Carpenter
- Carpenter's
- Carpet weaver