| suppress(verb, stop, reduce, restrain, halt) |
| blackball(verb, stop, order, cut, remove) |
| disallowance(ban, veto, constraint, exclusion, forbidding) |
| forbidding(veto, prohibition) |
| hindrance |
| nix(verb, stop, cut, decline, reject) |
| reject(verb, stop, cut, decline, pass) |
| restrict(verb, stop, decline, reduce, reject) |
| boycott(noun, verb, stop, remove, reject) |
| caveat |
| constraint(noun, restraint, ban, veto, limitation) |
| control(noun, verb) |
| forestall(verb, stop, decline, reject, restrain) |
| illegalize(halt, suppress, prevent, bar, prohibit) |
| negative(order, cut, reject, refuse, bar) |
| rein(noun, check, curb, limit, restraint) |
| retard(verb, stop, restrain, halt, block) |
| sanction(noun, order, bar, command, reward) |
| tabu(noun, verb) |
| withhold(verb, stop, decline, reduce, reject) |