- cybernetics
- chirpy
- charity begins at home
- chitty foreman
- chivalrous
- covering letter
- cleavage
- communism
- cent
- choke
- capillary
- cholecystitis
- cyborg
- chopfallen
- chopper
- choral, chorale
- chore
- correspond with
- cut a figure
- chorography
- chorus
- christ like
- chandler
- condense
- christian theology
- christianise
- christmas
- christmas card
- chief guard
- chronic disease
- chronicle
- custard apple
- come into line
- chronotope
- chrysoberyl
- commodify
- curing house
- click and drag
- chin
- chunky
- chivy
- community
- cleft palate
- carry something on
- chromite
- churn something out
- chute
- chyme
- chamber of commerce
- corker
- cinch
- choral
- cinephile
- cinnamon leaf
- cir
- circle
- crossbar
- circulatory system
- circumcised
- circumference
- circumlocution
- crystallisation
- circumvent
- circumventor
- city chief
- civic centre
- civic sense
- classical antiquity
- civil liberty
- civilised
- civilize
- come to the point
- colubrine
- clad
- claim
- coiner
- che guvera
- clamp down on
- cunningly silent person
- clancining
- clang
- covalent
- cross-face
- clapping of hands
- claque
- clarified butter
- classic
- classical
- crown wheel
- classical work
- classification
- clat
- claustrophobia
- clawback
- clay
- chemical inputs
- commodore
- clip someone's wings
- clear
- corduroys