5
banned
5
prohibited(verb, adjective)
4
shy
3
forbidden(adjective, prohibited, outlawed)
3
unacceptable
2
barred
2
black
2
illegitimate
2
indecorous
2
outlawed
1
illegal
1
illicit
1
impermissible
1
improper
1
interdicted
1
lawless
1
proscribed
1
refused
1
unlawful
1
vicious
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APASmart Define. (2015). permitted thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/permitted/thesaurus/antonyms
ChicagoSmart Define. 2015. "permitted thesaurus" https://smartdefine.org/permitted/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, permitted thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/permitted/thesaurus/antonyms>.
MLASmart Define. "permitted thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/permitted/thesaurus/antonyms>