140 entries under noun topic. ×

1
rampart(hold, block, back, base)
1
reinforcement(hold, block, back, base)
1
resting place(expression, idiom, support, balance)
1
rib(hold, block, back, base)
1
rod(hold, block, back, base)
1
sanction(support, action, base, beginning)
1
seating(support, rest, base, balance)
1
security(support, action, base, beginning)
1
shore(hold, block, back, base)
1
source(support, action, cause, start)
1
stake(hold, block, back, base)
1
stanchion(hold, block, back, base)
1
starting point(expression, cause, start, base)
1
stave(hold, block, back, base)
1
stay(support, hold, block, back)
1
stiffener(hold, block, back, base)
1
stilt(hold, block, back, base)
1
subvention
1
theorem(support, action, base, beginning)
1
theory(support, action, base, beginning)
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APASmart Define. (2015). substratum thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/substratum/thesaurus/synonyms
ChicagoSmart Define. 2015. "substratum thesaurus" https://smartdefine.org/substratum/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, substratum thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/substratum/thesaurus/synonyms>.
MLASmart Define. "substratum thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/substratum/thesaurus/synonyms>