147 entries under essential topic. ×

2
exemption(condition, requirement, qualification)
2
inevitability(noun, need, requirement, essentiality)
2
occasion(noun, form, fix, pass, position)
2
postulate(noun, condition, theory, requirement)
2
pressing(adjective, significant, basic, vital)
2
small print(expression, condition, requirement, qualification)
1
all-important(adjective, significant, basic, vital)
1
bottom-line(adjective, important, significant, critical)
1
call(need, requirement, essentiality)
1
cardinal(adjective, important, significant, capital)
1
cause(need, requirement, essentiality)
1
chief(adjective, important, significant, capital)
1
circumstance(noun, form, fix, pass, position)
1
claim(noun, need, requirement, essentiality)
1
coal-and-ice(important, critical, basic, fundamental)
1
compelling(adjective, significant, basic, vital)
1
constitutive(important, capital, critical, basic)
1
critical(important, basic, fundamental, decisive)
1
crucial(adjective, important, significant, capital)
1
de rigueur(expression, adjective, significant, basic)
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APASmart Define. (2015). prerequisite thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prerequisite/thesaurus/synonyms
ChicagoSmart Define. 2015. "prerequisite thesaurus" https://smartdefine.org/prerequisite/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prerequisite thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prerequisite/thesaurus/synonyms>.
MLASmart Define. "prerequisite thesaurus" 4 September 2015. Web. 23 September 2026. <https://smartdefine.org/prerequisite/thesaurus/synonyms>