2
illegal
2
illicit
2
impolite
2
indecorous
2
interdiction
2
law
2
off limits
2
out of bounds(expression, adjective, idiom)
2
prohibit
2
prohibition
2
proscribe
2
proscription
2
restricted
2
restriction
2
rude
2
unlawful
1
bar
1
bar out
1
barred
1
barring
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APASmart Define. (2015). tabu thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/tabu/thesaurus/synonyms
ChicagoSmart Define. 2015. "tabu thesaurus" https://smartdefine.org/tabu/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, tabu thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tabu/thesaurus/synonyms>.
MLASmart Define. "tabu thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/tabu/thesaurus/synonyms>