- Cost of living
- Croaky
- Cosumed
- Cot with coir matting
- Cote
- Cotton
- Cotton cake
- Cotton on to
- Cotton wool
- Couch potato
- Cough
- County court
- County town
- Coupe
- Coupe de etat
- Couplate
- Coupon
- Courageously
- Course
- Courser
- Court fool
- Courteous
- Courtesy
- Courtship
- Courtyard
- Cove
- Cowling
- Cowpie
- Cowrie
- Cows urine
- Cowslip
- Cox
- Coz
- Cozen
- Cracker
- Crackle
- Cracksman
- Creaking
- Cream
- Crease
- Creating
- Creator
- Creatures
- Credential
- Creditworthy
- Credulity
- Credulous
- Creel
- Criminally
- Crimson
- Cringe
- Crinkle
- Crisp
- Crispation
- Critical decision
- Criticism
- Criticize
- Critique
- Crochet
- Crock up
- Crocodile
- Crow
- Crow about
- Crow pheasant
- Crowbar
- Crowd
- Crowded
- Crown
- Crows
- Crows bath
- Crozier
- Crt
- Crucial
- Crude sugar
- Crudely
- Crudeness
- Cruel person
- Cruel woman
- Cry over spilt milk
- Crying over spilt milk
- Cryogenic
- Cryptic
- Crypto graphed
- Crystal clear
- Crystal-gazing
- Crystallise
- Cu
- Cubic measure
- Cubism
- Culture shock
- Cum
- Cumulate
- Cuneiform writing
- Cuneus
- Cunnilingus
- Cunningly silent person
- Cupidity
- Cupola
- Curriculam veta
- Curriculum vitae