- chromatometer
- chronological entry
- chronological series
- chub salami
- chuck roll
- chum
- chump
- chunk
- churn
- churn room
- churning
- churning temperature
- chutney
- chymification
- CiFFO
- cigarette-case
- cigarette-holder
- cigarette-paper
- cigarillo
- cinder
- cinnamon bun
- CIO
- circuit board
- circuit tribunal
- circular argument
- circular cheque
- circular knife
- circular ticket
- circulating asset
- circulating capital
- circulating medium
- circulating pledge
- circulation cleaner
- circulation department
- circulation manager
- circulation system
- circulator
- circumflex
- circumstances
- citron
- citrus
- citrus gratings
- city bank
- city guide
- city lights
- city package
- civic center
- civil commotion
- civil corporation
- civil responsibility
- civil status
- claim agent
- claim form
- claim statement
- circulating funds
- circulation paid
- circulation waste
- Circumnavigators Club
- circumstantial evidence
- cistern
- citizen bonds
- citrus juice
- citrus oil
- city bond
- city desk
- city man
- City roast
- city state
- city tour
- civic authorities
- civil action
- civil debt
- civil engineer
- civil jurisdiction
- civil servant
- claim assignment
- claim letter
- claim payment
- claimable loss
- claims department
- claims manager
- clandestine sale
- clarified juice
- clarifying solution
- class 1 railroad
- Classical dichotomy
- Classical model
- Classical techniques
- classification chart
- classification item
- classification standards
- classified cataloguer
- clastic dough
- clause
- clean bill
- clean collection
- clean credit
- Clean float
- clean signature
- clean-tanker