- combatA battle, a fight (often one in which weapons are used).
- compoundAn enclosure within which workers, prisoners, or soldiers are confined.
- complainTo express feelings of pain, dissatisfaction, or resentment.
- compassA magnetic or electronic device used to determine the cardinal directions (usually magnetic or true north).
- correspondTo be equivalent or similar in character, quantity, quality, origin, structure, function etc.
- commenceTo begin, start.
- consanguinityA consanguineous or family relationship through parentage or descent.
- compereA master of ceremonies, especially for a television, variety, or quiz show.
- commensurableAble to be measured using a common standard.
- compotatorOne who drinks (alcoholic beverages) with another; a fellow drinker.
- condescendenceThe act of condescending; voluntary descent from one's rank or dignity in intercourse with an inferior; courtesy toward inferiors, condescension.