unpleasant

adj. not genial, not pleasant; disagreeable, nasty

Suffering, or pain in this sense, is a basic affective experience of unpleasantness and aversion associated with harm or threat of harm in an individual. It constitutes the negative basis of affective states (emotions, feelings, moods, sentiments), while pleasure or happiness constitutes the positive basis.
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Adjective
1. not pleasant; "an unpleasant personality"; "unpleasant repercussions"; "unpleasant odors"
(antonym) pleasant
(similar) acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, venomous, virulent, vitriolic
(see-also) displeasing
(attribute) pleasantness, sweetness
2. causing disapproval or protest; "a vulgar and objectionable person"
(synonym) objectionable, obnoxious
(similar) offensive
3. very unpleasant or annoying
(similar) nasty, awful

(a.)
Not pleasant; not amiable or agreeable; displeasing; offensive.
  

adj.
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