Synonyms|382Antonyms|14|Broader|3Narrower|0Related|73

85 entries under source topic. ×

2
rudiment(noun, support, action, base, beginning)
1
action(noun, support, base, beginning)
1
antecedent(noun, support, action, cause, reason)
1
assumption(noun, support, action, base, beginning)
1
authority(noun, support, action, substance, base)
1
axiom(noun, support, action, base, beginning)
1
backbone(noun, support, action, base, beginning)
1
background(noun, support, action, base, beginning)
1
backing(noun, support, action, hold, block)
1
cause(noun, support, action, start, reason)
1
center(noun, support, action, cause, start)
1
chief ingredient(noun, expression, support, action, base)
1
crux(noun, support, action, cause, start)
1
essence(noun, support, action, cause, start)
1
essential(noun, support, action, base, beginning)
1
evidence(noun, support, action, cause, reason)
1
explanation(noun, support, action, base, beginning)
1
hard fact(noun, expression, support, action, base)
1
heart(noun, support, action, cause, start)
1
justification(noun, support, action, cause, reason)
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APASmart Define. (2015). substratum thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/substratum/thesaurus/synonyms
ChicagoSmart Define. 2015. "substratum thesaurus" https://smartdefine.org/substratum/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, substratum thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/substratum/thesaurus/synonyms>.
MLASmart Define. "substratum thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/substratum/thesaurus/synonyms>