7 entries under exact topic. ×

3
strict(adjective, hard, severe, rough, firm)
1
austere(adjective, hard, tough, severe, rough)
1
dead set(expression, adjective, tough, severe, firm)
1
rigorous(adjective, hard, tough, severe, rough)
1
stern(adjective, hard, tough, severe, rough)
1
strait-laced(adjective, tough, severe, firm, harsh)
1
stringent(adjective, hard, tough, severe, rough)
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APASmart Define. (2013). unpermissive thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unpermissive/thesaurus/synonyms
ChicagoSmart Define. 2013. "unpermissive thesaurus" https://smartdefine.org/unpermissive/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2013, unpermissive thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unpermissive/thesaurus/synonyms>.
MLASmart Define. "unpermissive thesaurus" 28 June 2013. Web. 27 September 2026. <https://smartdefine.org/unpermissive/thesaurus/synonyms>