89 entries under source topic. ×

1
authority(noun, support, action, base, beginning)
1
backbone(noun, support, action, base, beginning)
1
background(noun, support, action, base, beginning)
1
backing(noun, support, action, base, beginning)
1
chief ingredient(noun, expression, support, action, base)
1
essentiality(cause, need, essential, origin)
1
evidence(noun, support, action, base, beginning)
1
explanation(noun, support, action, base, beginning)
1
hard fact(noun, expression, support, action, base)
1
infrastructure(noun, support, action, cause, start)
1
justification(noun, support, action, base, beginning)
1
keynote(noun, adjective, law, support, regulation)
1
nexus(noun, support, action, base, beginning)
1
origin(noun, law, regulation, cause, start)
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, regulation, action, cause)
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APASmart Define. (2016). fundamental thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fundamental/thesaurus/synonyms
ChicagoSmart Define. 2016. "fundamental thesaurus" https://smartdefine.org/fundamental/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, fundamental thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fundamental/thesaurus/synonyms>.
MLASmart Define. "fundamental thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/fundamental/thesaurus/synonyms>