- C.I.A. (Central Intelligence Agency)
- caboose
- caked with
- cameo
- canal
- canister
- caption
- carcass
- cargo
- cargo pants
- carnage
- carousel pony
- cascaded
- castanets
- castigate
- casualties
- catapult
- celebration
- celestial
- cell
- chagrin
- chalk
- chamber
- chamomile
- champion
- chandelier
- chaperone
- charging
- charity
- charred
- chassis
- chateau
- chattering
- cheer
- chimney
- chirp
- chomping
- chopper
- choppy
- chrome
- chronicles
- chuckle
- churned
- chutney
- cinched
- circulate
- circulated
- civilization
- claim
- clam
- clambering
- clamor
- clamoring
- clarity
- clasp
- clear
- clientele
- clinging
- clippety-clop
- clout
- clumsy
- clutching
- co-op
- coast is clear
- cobalt
- cocky
- coincidence
- column
- come to
- commendation
- commitment
- commode
- commotion
- communal
- compatriot
- complaining
- complicated
- complications
- compulsion
- concealed
- conceded
- conceivable
- concentrating
- concentration
- condolence
- confidante
- confided
- confounded
- confrontation
- confronted
- confused
- conquer
- construe
- consult
- consumed
- contaminate
- conundrum
- convenience
- converse
- convey
- convulsions
- corrode
- corrupts
- counter
- cowling
- coyote
- cozy
- cramped
- cranked
- crash
- crib
- crime
- criminology
- cronies
- cross-legged
- crossbow
- crouch
- crud
- crummy
- crystal chandelier
- cubicle
- culminating
- cunning
- curb
- curiosity
- cuss
