- C sharp
- Caaba
- Cab
- Coir
- Call for
- Call it a day
- Call to mind
- Called
- Calligraphy
- Campaign
- Camphor
- Can be sounded
- Canaanites
- Canal
- Cancel
- Cancellation
- Candelabra
- Candelabrum
- Candidate
- Candidature
- Candle light
- Candlestick
- Cane
- Capable
- Capable man
- Capable of
- Capacitor
- Capacity building
- Caparisoned
- Capillary
- Capital outlay
- Capital punishment
- Capitalism
- Capitol
- Capriccio
- Caprice
- Capsicum
- Capsize
- Capstan
- Captcha
- Captious
- Caput draconis
- Capybara
- Carabineer
- Carafe
- Carambola
- Caramel
- Careerist
- Caret
- Careya arborea
- Cargo
- Caricaturist
- Caries
- Caring
- Carry off
- Carry or take can
- Carry out
- Cart-pullers
- Carte blanche
- Carton
- Caruncle
- Carvat
- Carve out
- Caryatid
- Case
- Case study
- Cashew tree
- Casque
- Casserole
- Cast
- Casuistry
- Cat
- Cat and dog life
- Cat out of the bag
- Cataclism
- Catalyst
- Catalytic
- Cataplexy
- Cataract
- Catch a chill
- Catch a few rays
- Catch able
- Catch at a straw
- Caul
- Causality
- Cause
- Causing fear
- Causing pain
- Causing to shine
- Caustic
- Causticity
- Cauterisation
- Cauterise
- Caution
- Cautious
- Cavalier
- Cavalry officer
- Cave
- Cave in
- Caveman