- Chip in
- Chip used to smear collyrium on to the eyes
- Chipmunk
- Chips
- Chola regime
- Choler
- Choleric
- Chomp
- Chooser
- Choosey
- Choosing
- Chop down
- Chop up
- Chopping knife
- Choral song
- Chrestomathy
- Christ child
- Christ like
- Chrysanthemum
- Chrysanthus
- Chubby
- Chukle
- Chump
- Chunk
- Churlishness
- Churn
- Churned
- Churning rod
- Circuit
- Circulation
- Circumference
- Circumrotation
- Civilised
- Claimed
- Clairaudience
- Clam up
- Clammy
- Clamor
- Clamour
- Clamp down on
- Clap of thunder
- Clay
- Clean down
- Clean from
- Clean hands
- Clean-handed
- Clean-shaven
- Cleanliness
- Cleanness
- Cleverness
- Cliff
- Climbers
- Climbing plant
- Climbing stem
- Clinging
- Clinging steadfastedly on
- Clinical psychology
- Clink
- Clip
- Clippers
- Clipping
- Clitoria
- Cloakroom
- Clockwork
- Clod
- Clod hopper
- Cloister
- Clop
- Close around
- Close down
- Clouds
- Clove
- Cloven
- Clownish
- Cloze test
- Club
- Cluck
- Clueless
- Clumsily
- Clumsy
- Clunker
- Clutter
- Coals
- Coals to new castle
- Coast
- Coat of arms
- Coated
- Coattails effect
- Cobalt bomb
- Cobble
- Cobbler
- Cobol
- Cobra
- Cocaine
- Cock
- Codex
- Codger
- Coed
- Coefficient
- Coessential