108 entries under foundation topic. ×

1
background(noun, support, action, base, beginning)
1
backing(noun, support, action, hold, block)
1
brace(noun, hold, block, back, base)
1
buttress(noun, hold, block, back, base)
1
cause(noun, support, action, start, reason)
1
center(noun, support, action, cause, start)
1
chief ingredient(noun, expression, support, action, base)
1
collar(noun, hold, block, back, base)
1
column(noun, hold, block, back, base)
1
cornerstone(noun, hold, block, back, base)
1
crux(noun, support, action, cause, start)
1
device(noun, hold, block, back, base)
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
flotation(noun, hold, block, back, base)
1
foothold(noun, hold, block, back, base)
1
guide(noun, hold, block, back, base)
1
hard fact(noun, expression, support, action, base)
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APASmart Define. (2015). substratum thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/substratum/thesaurus/synonyms
ChicagoSmart Define. 2015. "substratum thesaurus" https://smartdefine.org/substratum/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, substratum thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/substratum/thesaurus/synonyms>.
MLASmart Define. "substratum thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/substratum/thesaurus/synonyms>