- crabber
- chorology
- child labour
- crochet-work
- crystallization
- chillum
- cataplexy
- continental drift
- citronella
- col
- come to aid
- cabby
- childbirth
- cabin cruiser
- cheerio
- cable
- capital idea
- cackle
- cacophony
- cadastre
- cadaver
- cadaverous
- chew the fat, chew the rag
- cadet corps
- cadillac
- cadjan
- cannery
- cagamosis
- cataclism
- cagy
- cahoots in cahoots
- cai
- cain
- cannot be blamed
- chuck
- caladium
- chatty
- calcify
- calcium carbonate
- church
- calculated insult
- calculating
- calculation
- churchyard
- cease
- carpet bag
- circuit
- caliban
- chant
- calibre
- californium
- calisthenics
- cast-away skin of snake
- call in question
- call names
- call of prayer
- castigate
- childlike
- call someone up
- call something off
- call to action
- capriccioso
- celibate
- calligraphist
- ceramic
- casteless
- caste-hindu woman
- calory
- china rose
- celebrated
- clear-cut
- calumny
- carpet
- came
- came in to view
- cleave
- camera
- caught
- cleave to
- campaign
- carbon dioxide
- campanology
- campari liquor
- cardinal
- campus
- cathode
- can of worms
- clip
- cat fish
- cancer
- caucus
- chorus
- candid
- chariot wheel
- clipping
- choke
- castor oil
- cane
- clobber
- commiseration