| choke down |
| circumvent(verb, stop, hold, control, reduce) |
| clam up(verb, expression, close, keep, suppress) |
| clip the wings(expression, idiom) |
| clog(verb, hold, keep, block, stay) |
| collar(verb, check, restrain, suppress, hide) |
| collect(verb, stop, control, check, cool) |
| compose(verb, stop, control, check, cool) |
| concealed |
| contradict(verb, decline, reject, oppose, refuse) |
| contravene(verb, decline, reject, oppose, refuse) |
| controvert(verb, decline, reject, oppose, refuse) |
| coop up(verb, expression, phrasal verb, close, check) |
| corner(verb, check, restrain, suppress, hide) |
| counteract(verb, stop, hold, control, reduce) |
| countercheck |
| cramp(verb, check, restrain, suppress, hide) |
| crush(verb, restrain, block, curb, suppress) |
| curtail |
| cut short(verb, expression, stop, hold, control) |