Synonyms of unacceptable in English:

unacceptable


See definition of unacceptable

adjective

1‘four boys have been suspended for unacceptable behaviour’

SYNONYMS

intolerable, insufferable, unsatisfactory, impermissible, inadmissible, inappropriate, unsuitable, undesirable, unreasonable, objectionable, insupportable

offensive, obnoxious, disagreeable, disgraceful, deplorable, terrible, distasteful, displeasing, improper, unseemly, beyond the pale, bad, poor

informal not on, a bit much, out of order, out, not quite the done thing, too much

British informal a bit thick, a bit off, off, not cricket

NZ Australian informal over the fence

rare exceptionable, condemnable

ANTONYMS

acceptable, satisfactory