Synonyms to unallowable

indefensible, exceptionable, impossible, inadmissible, inexcusable, inexpiable, intolerable, irremissible, objectionable, unacceptable, unconscionable, undesirable, unforgivable, unjustifiable, unpardonable, unreasonable, unsuitable, untenable, unwarrantable, blamable, blameworthy, censurable, impermissible, reprehensible, unjustified, unpermissible, bad, disagreeable, discommendable, distasteful, ill-favored, illaudable, improper, inappropriate, tasteless, unagreeable, unasked, unbidden, uncommendable, uninvited, unpleasant, unpraiseworthy, unsatisfactory, unwanted, unwelcome, wrong, a bit much, abandoned, absolute, acute, amoral, arrant, barbarous, boundless, classical, complete, conscienceless, consummate, corrupt, corrupted, crass, criminal, cro