- caprice: an impulsive change of mind
- caste: a social system based on rank in society
- cede: to surrender possession of, usually by treaty
- cessation: a bringing/coming to an end
- chagrin: embarrassment, caused by failure
- clamber: to climb with difficulty
- coagulate: to cause transformation of [a liquid/solid] for example
- concord: a treaty establishing peaceful relations
- conflict: a state of open, often prolonged fighting
- congruent: correspoding, similar
- consign: to turn over permanetly to anothers charge
- constraign: to keep with close bounds
- contentious: controversial
- coy: tending to avoid people and social situations, reserved
- cunning: delicatly pleasing