129 entries under adjective topic. ×

3
paramount(important, significant, original, essential)
3
primary(important, significant, original, essential)
3
principal(important, significant, original, capital)
3
suitable(correct, right, fit, appropriate)
2
adequate(able, sufficient, enough, ample)
2
all-important(significant, essential, basic, vital)
2
appropriate(good, correct, right, reasonable)
2
bottom-line(important, significant, original, essential)
2
compelling(significant, essential, basic, vital)
2
constraining(required, obligatory)
2
de rigueur(expression, idiom, significant, essential)
2
exigent(significant, essential, basic, vital)
2
inescapable
2
involuntary
2
main
2
necessitous(important, capital, essential, vital)
2
prime(important, significant, original, essential)
2
unavoidable(significant, essential, basic, vital)
2
wanted(important, significant, capital, essential)
1
axiological(important, significant, original, essential)
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APASmart Define. (2015). requisite thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/requisite/thesaurus/synonyms
ChicagoSmart Define. 2015. "requisite thesaurus" https://smartdefine.org/requisite/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, requisite thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/requisite/thesaurus/synonyms>.
MLASmart Define. "requisite thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/requisite/thesaurus/synonyms>