Synonyms and related words :
anathema, bitter, disagreeable, dislikable, displeasing, distasteful, exceptionable, excluded, ill-favored, inadmissible, obnoxious, persona non grata, rejected, repellent, sour, thankless, ugly, unacceptable, unaccepted, unagreeable, unalluring, unappealing, unappetizing, unasked, unasked-for, unattractive, unbidden, uncalled-for, undelectable, undelicious, undesirable, undesired, unengaging, unenjoyable, uninvited, uninviting, unlikable, unpalatable, unpleasant, unpleasing, unsavory, unsought, untasteful, unwanted, unwished