68 entries under essential topic. ×

1
attribute(noun, quality, character, spirit, significance)
1
authority(noun, support, action, base, beginning)
1
axiom(noun, support, action, base, beginning)
1
backbone(noun, support, action, quality, character)
1
background(noun, organization, support, action, base)
1
backing(noun, support, action, base, beginning)
1
bedrock(noun, support, action, cause, start)
1
being(noun, quality, character, spirit, significance)
1
caliber(noun, quality, character, spirit, significance)
1
cause(noun, support, action, start, base)
1
character(noun, quality, spirit, significance, emotion)
1
chief ingredient(noun, expression, support, action, base)
1
constitution(noun, quality, character, spirit, significance)
1
element(noun, quality, character, spirit, significance)
1
entity(noun, quality, character, spirit, significance)
1
essentia(noun, quality, character, spirit, significance)
1
evidence(noun, support, action, base, beginning)
1
footing(noun, support, action, cause, start)
1
form(noun, quality, character, spirit, significance)
1
grain(noun, quality, character, spirit, significance)
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APASmart Define. (2015). crux thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/crux/thesaurus/synonyms
ChicagoSmart Define. 2015. "crux thesaurus" https://smartdefine.org/crux/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, crux thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/crux/thesaurus/synonyms>.
MLASmart Define. "crux thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/crux/thesaurus/synonyms>