Synonyms|299Antonyms|2|Broader|1Narrower|0Related|127

119 entries under source topic. ×

2
groundwork(noun, cause, quick, origin)
2
leaven(noun, cause, reason, element, matter)
2
matter(noun, reason, element, agent)
2
origination(noun, cause, derivation)
2
well(noun, cause, spring, origin)
1
agency(noun, reason, element, matter)
1
aim(noun, cause, reason, object, element)
1
antecedent(noun, cause, influence, reason, object)
1
base(noun, cause, foundation, ground)
1
beginning(noun, cause, start, reason, base)
1
beginnings(noun, cause, quick, origin)
1
causation(noun, cause, reason, base, element)
1
creator(noun, cause, reason, base, element)
1
crux(noun, cause, idea, standard)
1
derivation(noun, cause, connection, origin)
1
doer(noun, reason, element, matter)
1
end(noun, cause, reason, object, element)
1
essence(noun, cause, idea, base)
1
essentiality(noun, cause, base, ground)
1
explanation(noun, reason, element, matter)
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APASmart Define. (2015). mainspring thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mainspring/thesaurus/synonyms
ChicagoSmart Define. 2015. "mainspring thesaurus" https://smartdefine.org/mainspring/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, mainspring thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mainspring/thesaurus/synonyms>.
MLASmart Define. "mainspring thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/mainspring/thesaurus/synonyms>