| A | B |
| concur | (v) to agree |
| condense | (v) to reduce to a shorter form; to make more compact |
| confine | (v) to limit or restrict; to enclose within bounds |
| confluence | (n) a coming together of people or things; a joining |
| consecutively | (adv.) one after another in uninterrupted succession |
| console | (v.) to give comfort; to lessen grief |
| contention | (n.) a dispute; opposition; rivalry |
| contour | (n.) line or edge that defines the bounds of an object |
| contradict | (v.) to be in conflict with or deny the truth of by asserting the opposite |
| controversial | (adj.) highly debatable and causing contention |
| conventional | (adj.) abiding by accepted standards |
| convey | (v.) to pass on or transfer (information) |
| copious | (adj.) abundant; plentiful |
| cordial | (adj.) friendly; courteous |
| crucial | (adj.) critical; extremely important |
| crude | (adj.) rudimentary; unrefined |
| cumbersome | (adj.) unwieldy; burdensome |