thanklesses (noun) inhospitableness: unwelcome
Sinonime: blackballed,
disagreeable, displeasing,
distasteful, exceptionable, excess baggage, excluded, ill-favored, inadmissible, inhospitality, left out in cold,
lousy, not in the picture, objectionable,
obnoxious,
rejected, repellent, shut out, thankless,
unacceptable, unasked,
undesirable, ungraciousness, uninvited,
unpleasant, unpopular, unreceptiveness, unsought,
unwanted, unwelcomeness, unwished-for