83 entries under essential topic. ×

1
premise(noun, support, action, base, beginning)
1
prerequisite(condition, need, basic, requirement)
1
presumption(noun, support, action, base, beginning)
1
presupposition(noun, support, action, base, beginning)
1
principal element(noun, expression, support, action, base)
1
privation(need, requirement, prerequisite, essentiality)
1
proof(noun, support, action, base, beginning)
1
requirement(condition, need, basic, necessity)
1
rudiment(noun, support, action, base, beginning)
1
sanction(noun, support, action, base, beginning)
1
security(noun, support, action, base, beginning)
1
source(noun, support, action, cause, start)
1
substratum(noun, support, action, cause, start)
1
support(noun, action, base, beginning, source)
1
theorem(noun, support, action, base, beginning)
1
theory(noun, form, support, action, end)
1
undeniability(need, requirement, prerequisite, essentiality)
1
underpinning(noun, support, action, cause, start)
1
urgency(need, requirement, prerequisite, essentiality)
1
vital part(expression, condition, need, basic)
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APASmart Define. (2015). essence thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/essence/thesaurus/synonyms
ChicagoSmart Define. 2015. "essence thesaurus" https://smartdefine.org/essence/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, essence thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/essence/thesaurus/synonyms>.
MLASmart Define. "essence thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/essence/thesaurus/synonyms>