4
of the essence(expression, adjective, idiom, essential, necessary)
4
perfect(adjective, correct, flawless, faultless, textbook)
4
qualification(noun, condition, essential, requirement, prerequisite)
4
rightful(adjective, good, correct, right, reasonable)
4
staple
4
urgent(adjective, important, significant, essential, critical)
4
want(noun, verb, right, need, essential)
3
called for(verb, expression, adjective, phrasal verb, essential)
3
cardinal(adjective, important, significant, original, essential)
3
central(adjective, important, significant, original, essential)
3
chief(adjective, important, significant, capital, essential)
3
compulsion(noun, right, want, need, essential)
3
condign(adjective, good, correct, right, reasonable)
3
deserved(adjective, good, correct, right, reasonable)
3
enforced(required, obligatory, compulsory, mandatory)
3
just(adjective, good, correct, right, reasonable)
3
key(adjective, important, significant, original, essential)
3
merited(adjective, good, correct, right, reasonable)
3
paramount(adjective, important, significant, original, essential)
3
primary(adjective, important, significant, original, essential)
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APASmart Define. (2015). requisite thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/requisite/thesaurus/synonyms
ChicagoSmart Define. 2015. "requisite thesaurus" https://smartdefine.org/requisite/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, requisite thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/requisite/thesaurus/synonyms>.
MLASmart Define. "requisite thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/requisite/thesaurus/synonyms>