| A | B |
| coalesce | to fuse into a whole |
| cobbler | a person who makes or repairs shoes |
| coerce | to make somebody do something by force or threat |
| cogent | intellectually convincing |
| cognizant | aware, mindful |
| coherent | logically consistent, intelligible |
| collateral | secondary, security for a debt |
| colloquial | characteristic of informal conversation |
| collusion | secret agreement, conspiracy |
| colossus | a gigantic statue or thing |
| combustion | the act or process of burning |
| commendation | a notice of approval or recognition |
| commensurate | corresponding in size or amount |
| commodious | roomy |
| compelling | forceful, demanding attention |
| compensate | to make an appropriate payment for something |
| complacency | self-satisfied ignorance of danger |
| complement | to complete, make perfect |
| compliant | ready to adapt oneself to another’s wishes |
| complicit | being an accomplice in a wrongful act |
| compliment | an expression of esteem or approval |
| compound | to combine parts; a combination of different parts |
| comprehensive | including everything |
| compress | to apply pressure, squeeze together |
| compunction | distress caused by feeling guilty |
| concede | to accept as valid |
| conciliatory | friendly, agreeable |
| concise | brief and direct in expression |
| concoct | to fabricate, make up |
| concomitant | accompanying in a subordinate fashion |
| concord | harmonious agreement |
| condolence | an expression of sympathy in sorrow |
| condone | to pardon, deliberately overlook |
| conduit | a pipe or channel through which something passes |
| confection | a sweet, fancy food |
| confident | a person entrusted with secrets |
| 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 |
| congregation | a gathering of people, especially for religious services |
| congruity | the quality of being in agreement |