impermissible

1. Not permitted (synset 301765698)
   "impermissible behavior"
   also: intolerable, unbearable, unendurable - incapable of being tolerated or endured
   similar to:

   • forbidden, out, prohibited, proscribed, taboo, tabu, verboten - excluded from use or mention
   • unmentionable - unsuitable or forbidden as a topic of conversation
   • untouchable - forbidden to the touch
2. Not allowable (synset 301767260)
   similar to: inadmissible - not deserving to be admitted

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