110 entries under source topic. ×

1
pith(cause, nut, origin, grain)
1
principle(noun, cause, influence, base, beginning)
1
progenitor(cause, influence, connection, derivation)
1
provenance(cause, influence, root, origin)
1
provenience(noun, cause, influence, root)
1
radicle(cause, origin)
1
rock bottom(expression, cause, origin)
1
roots(cause, influence, connection, derivation)
1
soul(noun, cause, start, base, beginning)
1
substance(cause, nut, origin, grain)
1
well(cause, influence, supply, root)
1
wellspring(cause, influence, supply, root)
0
agent(cause, derivation)
0
alpha(cause, derivation)
0
bedrock(cause, origin)
0
beginnings(cause, origin)
0
blast off(expression, cause, derivation)
0
bottom(cause, origin)
0
causality(cause, connection, derivation, ancestry)
0
causation(cause, influence, derivation, ancestry)
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APASmart Define. (2015). seed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/seed/thesaurus/synonyms
ChicagoSmart Define. 2015. "seed thesaurus" https://smartdefine.org/seed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, seed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/seed/thesaurus/synonyms>.
MLASmart Define. "seed thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/seed/thesaurus/synonyms>