85 entries under source topic. ×

2
principle(noun, support, action, quality, character)
1
action(noun, support, base, beginning)
1
antecedent(noun, support, action, base, beginning)
1
assumption(noun, support, action, base, beginning)
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
bottom(noun, quality, cause, start, character)
1
cause(noun, support, action, start, base)
1
chief ingredient(noun, expression, support, action, base)
1
essentiality(noun, quality, cause, start, character)
1
evidence(noun, support, action, base, beginning)
1
footing(noun, support, action, cause, start)
1
foundation(noun, organization, body, cause, start)
1
germ(noun, quality, cause, start, character)
1
groundwork(noun, organization, area, cause, start)
1
hard fact(noun, expression, support, action, base)
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APASmart Define. (2015). crux thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/crux/thesaurus/synonyms
ChicagoSmart Define. 2015. "crux thesaurus" https://smartdefine.org/crux/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, crux thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/crux/thesaurus/synonyms>.
MLASmart Define. "crux thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/crux/thesaurus/synonyms>