| A | B |
| commotion | people moving together; social disorder |
| collaborate | to labor together |
| correlate | to relate together; to show relationship |
| convene | to come together formally |
| condone | to forgive or overlook |
| coherent | sticking together; logically consistent; having an orderly relation of parts |
| consensus | general agreement |
| commiserate | to feel wretched with someone; to sympathize |
| convivial | fond of eating, drinking, and being sociable together |
| commodious | with plenty of room; spacious |