55 entries under beginning topic. ×

1
nexus(noun, support, action, base)
1
nucleus(noun, support, action, cause, start)
1
postulate(noun, support, action, base)
1
premise(noun, support, action, cause, reason)
1
presumption(noun, support, action, base)
1
presupposition(noun, support, action, base)
1
principal element(noun, expression, support, action, base)
1
proof(noun, support, action, cause, reason)
1
sanction(noun, support, action, base)
1
security(noun, support, action, base)
1
source(noun, support, action, cause, start)
1
starting point(noun, expression, cause, start, base)
1
theorem(noun, support, action, base)
1
theory(noun, support, action, base)
1
warrant(noun, support, action, base)
<123>
11 years ago|4.2k views|share |citing 
APASmart Define. (2015). substratum thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/substratum/thesaurus/synonyms
ChicagoSmart Define. 2015. "substratum thesaurus" https://smartdefine.org/substratum/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, substratum thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/substratum/thesaurus/synonyms>.
MLASmart Define. "substratum thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/substratum/thesaurus/synonyms>