| ugly(adjective, upset, hard, tough, evil) |
| unforthcoming(adjective, person, cool, cold, feelings) |
| unharmonious(adjective, disagreement, discordant) |
| unpeaceful |
| unreceptive(adjective, unfriendly, unsympathetic, antagonistic, aggressive) |
| unwelcoming(adjective, person, mean, indifferent, feelings) |
| vicious(adjective, hard, evil, rough, nasty) |
| violent(adjective, belligerent, destructive, quarrelsome) |
| alien(adjective, mean, nasty, cold, unfriendly) |
| at variance(expression, adjective, idiom, disagreement, enmity) |
| at war(expression, adjective, idiom, adverb, attack) |
| beetle-browed(adjective, sadness, gloom, unclear, sullen) |
| callous(adjective, person, hard, tough, evil) |
| caustic(adjective, mean, severe, evil, sharp) |
| converse(negative, different, adverse, conflicting, opposing) |
| crabby(adjective, severe, nasty, unfriendly, disagreeable) |
| damaging(adjective, negative, harmful, disapproving, hurtful) |
| destructive(adjective, violent, negative, critical, contrary) |
| disagreeing(disagreement, counter, different, antagonistic, contrary) |
| discrepant(adjective, disagreement) |