unacceptable

unacceptable
    adj 1: not adequate to give satisfaction; "the coach told his
           players that defeat was unacceptable"
    2: not acceptable; not welcome; "a word unacceptable in polite
       society"; "an unacceptable violation of personal freedom"
       [ant: {acceptable}]
    3: used of persons or their behavior; "impossible behavior";
       "insufferable insolence" [syn: {impossible}, {insufferable},
       {unacceptable}, {unsufferable}]
    4: not conforming to standard usage; "the following use of
       `access' was judged unacceptable by a panel of linguists;
       `You can access your cash at any of 300 automatic tellers'"
       [syn: {unacceptable}, {unaccepted}]
    

Unacceptable \Un`ac*cept"a*ble\, a.
   Not acceptable; not pleasing; not welcome; unpleasant;
   disagreeable; displeasing; offensive. --
   {Un`ac*cept"a*ble*ness}, n. -- {Un`ac*cept"a*bly}, adv.
   [1913 Webster]
    

30 Moby Thesaurus words for "unacceptable":
      bad, disagreeable, discommendable, distasteful, exceptionable,
      ill-favored, illaudable, impossible, improper, inadmissible,
      inappropriate, indefensible, intolerable, objectionable, tasteless,
      unagreeable, unallowable, unasked, unbidden, uncommendable,
      undesirable, uninvited, unpleasant, unpraiseworthy, unsatisfactory,
      unsuitable, untenable, unwanted, unwelcome, wrong