66 entries under root topic. ×

1
footing(noun, support, action, cause, start)
1
foundation(noun, organization, body, cause, start)
1
hard fact(noun, expression, support, action, base)
1
infrastructure(noun, organization, support, action, cause)
1
justification(noun, support, action, base, beginning)
1
law(noun, support, action, base, beginning)
1
meat and potatoes(noun, expression, idiom, part, heart)
1
postulate(noun, support, action, base, beginning)
1
premise(noun, support, action, base, beginning)
1
presumption(noun, support, action, base, beginning)
1
presupposition(noun, support, action, base, beginning)
1
principal element(noun, expression, support, action, base)
1
proof(noun, support, action, base, beginning)
1
reason(noun, support, action, cause, start)
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
starting point(noun, expression, cause, start, base)
1
substratum(noun, support, action, cause, start)
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APASmart Define. (2015). crux thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/crux/thesaurus/synonyms
ChicagoSmart Define. 2015. "crux thesaurus" https://smartdefine.org/crux/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, crux thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/crux/thesaurus/synonyms>.
MLASmart Define. "crux thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/crux/thesaurus/synonyms>