15 entries under unmentionable topic. ×

5
forbidden(adjective, offensive, permitted, prohibited, unthinkable)
3
banned(adjective, offensive, permitted, prohibited, unthinkable)
3
illegal(adjective, offensive, permitted, prohibited, unthinkable)
3
outlawed(adjective, offensive, illegal, permitted, prohibited)
3
prohibited(adjective, offensive, illegal, permitted, unthinkable)
3
restricted(adjective, offensive, permitted, prohibited, unthinkable)
2
ruled out(expression, offensive, permitted, prohibited, unthinkable)
1
anathema(adjective, offensive, taboo, permitted, prohibited)
1
proscribed(adjective, offensive, permitted, prohibited, unthinkable)
1
unacceptable(adjective, offensive, permitted, prohibited, unthinkable)
0
disapproved(offensive, permitted, prohibited, unthinkable)
0
off-limits(adverb, offensive, unthinkable)
0
permitted(offensive, prohibited, unthinkable)
0
reserved(offensive, permitted, prohibited, unthinkable)
0
unthinkable(offensive, permitted, prohibited)
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APASmart Define. (2015). off limits thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/off_limits/thesaurus/synonyms
ChicagoSmart Define. 2015. "off limits thesaurus" https://smartdefine.org/off_limits/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, off limits thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/off_limits/thesaurus/synonyms>.
MLASmart Define. "off limits thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/off_limits/thesaurus/synonyms>