| inclement |
| incongruous(adjective, inappropriate, antagonistic, contrary, unsuitable) |
| inconsistent(negative, disgusting, hostile, antagonistic, contrary) |
| inconvenient(unpleasant, negative, unfortunate, annoying, troublesome) |
| indecent |
| indecorous |
| infelicitous(adjective, bad, poor, negative, awkward) |
| inverse(noun, adjective, opposition, reverse, difference) |
| invidious(bad, disgusting, vile, revolting, repulsive) |
| loth(dislike, unwillingness) |
| lousy |
| low(negative, disapproving, uncomplimentary) |
| malicious(adjective, mean, bad, wrong, evil) |
| mean(adjective, person, nasty, harsh, hostile) |
| mischievous(distressing, harmful, threatening, injurious, damaging) |
| noisome(adjective, bad, disgusting, vile, revolting) |
| obstructive(hostile, contrary, opposite, opposing) |
| obverse(adjective, reverse, antagonistic, contrary, conflicting) |
| opposition(noun, difference, distinction, opponent, dissimilarity) |
| oppressive(adjective, difficult) |