| trying(adjective, difficult) |
| unaccommodating(adjective, difficult, awkward, forced, averse) |
| uncongenial(adjective, nasty, cold, hostile, aloof) |
| unfavourable |
| unharmonious(adjective, harsh, different, conflicting, discordant) |
| unpropitious(adjective, mean, nasty, cold, negative) |
| untoward(adjective, cross, unpleasant, negative, doubtful) |
| allergic(adjective, mean, nasty, hostile, counter) |
| bovine(adjective, determined, resolute, obstinate, uncompromising) |
| choleric(adjective, difficult, crabby, cranky) |
| combative(noun, adjective, nasty, cold, hostile) |
| confrontational(adjective, hostile, aggressive, belligerent, argumentative) |
| cumbersome(adjective, difficult) |
| curmudgeonly(adjective, difficult, irritable, grumpy, cantankerous) |
| disinclined(adjective, awkward, hostile, hesitant, antagonistic) |
| disputatious(noun, adjective, difficult, rude, unpleasant) |
| distant(adjective, nasty, cold, hostile, aloof) |
| dogged(adjective, determined, fixed, obstinate, stubborn) |
| fixed(adjective, determined, resolute, obstinate, stubborn) |
| foul |