67 entries under important topic. ×

38
essential(noun, adjective, right, condition)
29
necessary(noun, adjective, want, need)
24
required(adjective, close, correct, exact)
23
indispensable(adjective, significant, original, essential)
22
imperative(noun, adjective, need, significant)
20
prerequisite(noun, adjective, condition, want)
15
vital(adjective, significant, original, essential)
15
needful(adjective, significant, capital, essential)
14
needed(adjective, close, correct, exact)
10
fundamental(noun, adjective, need, significant)
8
basic(noun, adjective, want, significant)
7
crucial(adjective, significant, original, essential)
5
critical(adjective, essential, basic, fundamental)
5
integral(adjective, significant, original, essential)
4
urgent(adjective, significant, essential, critical)
3
cardinal(adjective, significant, original, essential)
3
central(adjective, significant, original, essential)
3
chief(adjective, significant, capital, essential)
3
key(adjective, significant, original, essential)
3
paramount(adjective, 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>