| unwelcome(adjective, arouse bad emotions) |
| unworkable |
| unworthy |
| unyielding(adjective, unwilling) |
| vacuous(adjective, insignificant, irregular, useless, empty) |
| valueless(adjective, doublespeak, undirected, directionless, uncareful) |
| wanton(adjective, insignificant, irregular, useless, empty) |
| noncooperative(adjective, unwilling) |
| abortive(adjective, empty, worthless, frivolous, ineffective) |
| adverse(adjective, unpleasant, negative, useless, critical) |
| annoying(adjective, difficult, rude, awkward, contrary) |
| antagonistic(adjective, negative, critical, pessimistic, unenthusiastic) |
| awkward(adjective, difficult, rude, contrary, annoying) |
| bad-tempered(adjective, difficult, awkward, unfriendly, abrupt) |
| bearish(abrupt, gruff, brusque) |
| bellicose(adjective, difficult, unfriendly, bad-tempered) |
| boorish(abrupt, gruff, brusque) |
| bootless(adjective, empty, worthless, frivolous, ineffective) |
| cantankerous(adjective, difficult, unfriendly, bad-tempered) |
| contentious(adjective, difficult, unfriendly, bad-tempered) |