1) Arousing aversion or disgust 2) Highly offensive 3) Like mean-spirited jokes 4) Not pleasing in odor or taste 5) Showing distaste or dislike 6) Unpalatable 7) Unsavory 8) Unsavoury 1) Brackish 2) Disgraceful 3) Disgustful 4) Disgusting 5) Foul 6) Gnarly 7) Horrid 8) Icky 9) Loathly 10) Nasty 11) Offensive 12) Repelling 13) Repugnant 14) Revolting 15) Skanky 16) Squalid 17) Unappealing 18) Ungrateful 19) Unpalatable 20) Unpleasant 21) Unsavory 22) Unsweet 23) Yucky 
• (a.) Unpleasant or disgusting to the taste; nauseous; loathsome. • (a.) Manifesting distaste or dislike; repulsive. • (a.) Offensive; displeasing to the feelings; disagreeable; as, a distasteful truth.
Dis·taste'ful adjective 1. Unpleasant or disgusting to the taste; nauseous; loathsome. 2. Offensive; displeasing to the feelings; disagreeable; as, a distasteful truth. « Distasteful answer, and sometimes unfriendly actions.» Milton. 3. Ma...
[adj] - not pleasing in odor or taste
unsavory adjective not pleasing in odor or taste
unpleasant, offensive, or causing dislike: a distasteful chore. · unpleasant to the taste: a distasteful medicine. · showing distaste or dislike.
highly offensive; arousing aversion or disgust