| Conflagration | great fire |
| Confluence | a gathering together |
| conformist | one who behaves the same as others |
| Confound | to frustrate, confuse |
| congeal | to thicken into a solid |
| congenial | pleasantly agreeable |
| congruity | the quality of being in agreement |
| connive | to plot, scheme |
| consecrate | to dedicate something to a holy purpose |
| consensus | an agreement of opinion |
| consign | to give something over to another's care |
| consolation | an act of comforting |
| consonant | in harmony |
| constituent | an essential part |
| constrain | to forcibly restrict |
| construe | to intepret |
| consummate | to complete a deal; to complete a marraige ceremony through sexual intercourse |
| consumption | the act of consuming |
| contemporaneous | existing during the same time |
| contentious | having a tendency to quarrel or dispute |
| contravene | to contradict, oppose, violate |
| contrite | penitent, eager to be forgiven |
| contusion | bruise, injury |
| conundrum | puzzle, problem |
| convene | to call together |
| convention | an assembly of people; a rule, custom |
| convival | characterized by feasting, drinking, merriment |
| convoluted | profuse, abundant |
| cordial | warm, affectionate |
| coronation | the act of crowning |
| corpulence | extreme fatness |
| corroborate | to support with evidence |
| corrosive | having the tendency to erode or eat away |
| cosmopolitan | sophisitcated, wordly |
| counteract | to neutralize, make ineffective |
| coup | a brillant, unexpected act; the overthrow of a government and assumption of authority |
| covet | to desire enviously |
| covert | secretly engaged in |
| credulity | readiness to believe |
| crescendo | a steady increase in intensity or volume |
| criteria | standards by which something progresses |
| culpable | deserving blame |
| cultivate | to nuture, improve, refine |
| cummulative | increasing, building upon itself |
| cunning | sly, clever at being deceitful |
| cupidity | greed, strong desire |
| cursory | brief to the point of being superficial |