| intractable(negative, hostile, different, adverse, conflicting) |
| march to a different drummer(expression, adjective, idiom, different, unique) |
| marching to a different drummer(expression, inappropriate, antagonistic, unsuitable, discordant) |
| mismatched(adjective, different, inappropriate, antagonistic, unsuitable) |
| negating(counter, antagonistic, contrary, conflicting, incompatible) |
| night and day(expression, inappropriate, antagonistic, unsuitable, discordant) |
| no go(expression, counter, antagonistic, contrary, incompatible) |
| nonconforming(negative, hostile, different, adverse, conflicting) |
| nonconformist(negative, hostile, different, adverse, conflicting) |
| noncooperative |
| not similar(expression, adjective, different, unique, unlike) |
| nullifying(counter, antagonistic, contrary, conflicting, incompatible) |
| objecting(hostile, counter, different, antagonistic, contrary) |
| obstructive(hostile, counter, different, antagonistic, contrary) |
| offbeat(adjective, different, inappropriate, antagonistic, unsuitable) |
| opponent |
| opposition |
| oppositive |
| oppugnant |
| ornery(negative, hostile, antagonistic, contrary, adverse) |