| musty(adjective, strong, sharp, offensive, unpleasant) |
| off-putting(adjective, terrible, dirty, badly, scary) |
| piquant(adjective, sharp, unpleasant, bitter, sour) |
| plain(adjective, dull, weak, flat, boring) |
| pungent(adjective, strong, sharp, offensive, unpleasant) |
| shifty(adjective, nasty, unpleasant, disagreeable, distasteful) |
| squalid(adjective, mean, awful, terrible, dirty) |
| strong(adjective, offensive, sweet, foul, rotten) |
| suspicious |
| tart(adjective, sharp, nasty, unpleasant, disagreeable) |
| tough(adjective, nasty, unpleasant, disagreeable, distasteful) |
| unethical |
| ungracious(adjective, awful, terrible, dirty, horrible) |
| unlovely(adjective, awful, terrible, horrible, yuck) |
| vinegary(adjective, sharp, unpleasant, terrible, dirty) |
| repelling |
| abhorrent(offensive, unpleasant, disgusting, painful, tasteless) |
| acid(adjective, sharp, nasty, unpleasant, disagreeable) |
| amoral |
| annoying(verb, adjective, person, offensive, unpleasant) |