| skunky(adjective, strong, offensive, sweet, foul) |
| spicy(adjective, strong, offensive, sweet, foul) |
| stagnant(adjective, strong, offensive, sweet, foul) |
| stinging(adjective, sharp, unpleasant, bitter, sour) |
| stinky(adjective, nasty, unpleasant, unattractive, unfair) |
| thin(adjective, dull, weak, flat, boring) |
| tumaceous(adjective, strong, offensive, sweet, foul) |
| unacceptable(verb, adjective, person, offensive, feelings) |
| unappealing(adjective, nasty, unpleasant, unattractive, unfair) |
| unattractive(adjective, nasty, offensive, unpleasant, disagreeable) |
| uninviting(adjective, nasty, offensive, unpleasant, disgusting) |
| unlikable(offensive, unpleasant, disgusting, painful, tasteless) |
| unsweet(noun, unsavoriness) |
| villainous(adjective, immoral) |
| washy(adjective, insipid) |
| watered-down(adjective, dull, weak, flat, boring) |
| whiffy(adjective, strong, offensive, sweet, foul) |
| acerb(adjective, sharp, unpleasant, bitter, sour) |
| acetic(adjective, sharp, unpleasant, bitter, sour) |
| acetose(adjective, sharp, unpleasant, bitter, sour) |