Synonyms|861Antonyms|138|Broader|14Narrower|0Related|399

133 entries under essential topic. ×

3
devoir(noun, order, charge, rule, demand)
3
momentous(adjective, big, important, determined, significant)
3
necessitous(important, capital, vital, fundamental)
3
of the essence(expression, adjective, idiom, important)
3
stipulation(noun, form, fix, pass, position)
2
compulsion(noun, concern, demand, need)
2
de rigueur(expression, adjective, significant, basic)
2
essence(need, requirement, prerequisite, essentiality)
2
essentiality(need, requirement, prerequisite)
2
exigency(concern, demand, need, requirement)
2
form(noun, fix, pass, position, condition)
2
inevitability(noun, need, requirement, prerequisite)
2
integral(important, critical, basic, fundamental)
2
life-or-death(adjective, important, critical, basic)
2
life or death(expression, important, need, serious)
2
no alternative(expression, need, requirement, prerequisite)
2
no choice(expression, need, requirement, prerequisite)
2
paramount(adjective, big, important, significant, substantial)
2
principal(adjective, big, important, significant, substantial)
2
significant(adjective, big, important, determined, substantial)
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APASmart Define. (2015). imperative thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/imperative/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperative thesaurus" https://smartdefine.org/imperative/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, imperative thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/imperative/thesaurus/synonyms>.
MLASmart Define. "imperative thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/imperative/thesaurus/synonyms>