66 entries under base topic. ×

1
support(noun, action, point, beginning)
1
theorem(noun, support, action, beginning)
1
theory(noun, support, action, beginning)
1
underpinning(noun, support, action, cause, start)
1
warrant(noun, support, action, beginning)
0
beginning(noun, start, source, foundation)
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APASmart Define. (2015). crux thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/crux/thesaurus/synonyms
ChicagoSmart Define. 2015. "crux thesaurus" https://smartdefine.org/crux/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, crux thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/crux/thesaurus/synonyms>.
MLASmart Define. "crux thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/crux/thesaurus/synonyms>