WordWeb Online

1. Disagreeable to the senses, to the mind, or feelings
   "an unpleasant personality"; "unpleasant repercussions"; "unpleasant odours"

See also: acerb, acerbic, acid, acrid, afflictive, awful, beastly, bitter, blistering, caustic, displeasing, dour, dreadful, embarrassing, forbidding, god-awful, grim, harsh, hellish, hot, ill-natured, mortifying, nasty, offensive, painful, pleasantness, pleasurableness, rebarbative, repellant, repellent, rough, sharp, sharp-worded, sore, sulfurous [N. Amer], sulphureous [Brit], sulphurous [Brit, Cdn], sweetness, tart, ungrateful, unhappy, unpalatable, unpleasantly, unpleasantness, virulent, vitriolic

Antonym: pleasant

Encyclopedia: Unpleasant