Synonyms|1.1kAntonyms|182|Broader|18Narrower|25Related|905

217 entries under essential topic. ×

2
want(verb, concern, demand, need)
1
action(noun, law, support, rule, base)
1
all-important(adjective, significant, basic, vital)
1
antecedent(noun, adjective, support, action, base)
1
authority(noun, support, action, base, beginning)
1
backbone(noun, support, action, base, beginning)
1
background(noun, support, action, base, beginning)
1
backing(noun, support, action, base, beginning)
1
call(verb, need, requirement, prerequisite)
1
chief ingredient(noun, expression, support, action, base)
1
claim(concern, demand, need, requirement)
1
coal-and-ice(important, critical, basic, key)
1
compelling(adjective, significant, critical, basic)
1
compulsion(concern, demand, need, requirement)
1
compulsory(adjective, significant, basic, vital)
1
condition(noun, essence, basic, obligation)
1
de rigueur(expression, adjective, significant, basic)
1
decisive(adjective, important, significant, critical)
1
demand(concern, need, requirement, prerequisite)
1
duress(need, requirement, prerequisite, essentiality)
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APASmart Define. (2016). fundamental thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fundamental/thesaurus/synonyms
ChicagoSmart Define. 2016. "fundamental thesaurus" https://smartdefine.org/fundamental/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, fundamental thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fundamental/thesaurus/synonyms>.
MLASmart Define. "fundamental thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/fundamental/thesaurus/synonyms>