Synonyms|99Antonyms|57|Broader|0Narrower|0Related|136

13 entries under forbidden topic. ×

5
contraband(adjective, prohibition)
4
banned
4
taboo(adjective, allow, informal)
4
verboten(adjective, allow)
3
proscribed
1
closed
1
refused
1
vetoed
0
closed-down
0
closed-up
0
no-no
0
off limits
0
out of bounds
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APASmart Define. (2015). impermissible thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/impermissible/thesaurus/synonyms
ChicagoSmart Define. 2015. "impermissible thesaurus" https://smartdefine.org/impermissible/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, impermissible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/impermissible/thesaurus/synonyms>.
MLASmart Define. "impermissible thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/impermissible/thesaurus/synonyms>