- cestus
 - cetology
 - chain of waves
 - chain reactor
 - chairmanship
 - chalk
 - chalk something up
 - challan
 - chamber of horrors
 - chamberlin
 - chamois
 - change hands
 - change of pace
 - change of scene
 - change one's tune
 - changeless
 - chic
 - characoal
 - character actor
 - character sketch
 - characterised
 - characterize
 - characterized
 - charakam
 - chardonnay
 - chat
 - check dam
 - chemical hazards
 - chemical warfare
 - chequered cloth
 - chernozem
 - chilean gurilla leader
 - chilled water
 - chimera
 - chimney
 - choice
 - chooser
 - chop
 - churning stick
 - cider-press
 - cigarette
 - circumnavigation
 - circumscribe
 - circumstances
 - circumstantial evidence
 - citation
 - cite
 - citified
 - citron
 - clammy
 - clamorous
 - clampdown
 - clan
 - clandestine marriage
 - clapper
 - claw
 - clax of brass
 - clay cart
 - clean-cut
 - clean-shaved head
 - cleanse
 - clergyman, clergywoman
 - clerical
 - clever feat
 - cleverness
 - clich
 - clitoria
 - cloaca
 - clod
 - closet
 - clot
 - clot buster
 - cloth
 - clothes
 - co-brother
 - co-dining
 - co-respondent
 - coal tar
 - coalesce
 - cockade
 - cockatoo
 - cocksure
 - coconut
 - coconut tree
 - cogent
 - cognition
 - cognizance
 - cohort
 - collective farm
 - collectorate
 - collide
 - colloquial usage
 - collusiveness
 - colonisation
 - colonise
 - combination
 - come between
 - come down on
 - crime
 - come under the hammer