173 entries under noun topic. ×

1
action(support, base, beginning, source)
1
agency(hold, block, back, base)
1
aid(leg, crutch)
1
antecedent(support, action, cause, reason)
1
arm(support, stay, bar, prop)
1
assumption(support, action, base, beginning)
1
authority(support, action, substance, base)
1
axiom(support, action, base, beginning)
1
back(hold, block, base, foundation)
1
backbone(support, action, base, beginning)
1
background(support, action, base, beginning)
1
band(support, stay, bar, prop)
1
bar(support, stay, prop, clamp)
1
bearing(support, stay, bar, prop)
1
block(support, hold, back, stay)
1
boom(support, stay, bar, prop)
1
bracer(support, stay, bar, prop)
1
bracket(support, stay, bar, foundation)
1
cantilever(support, stay, bar, prop)
1
cause(support, action, start, reason)
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APASmart Define. (2015). underpinning thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/underpinning/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpinning thesaurus" https://smartdefine.org/underpinning/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, underpinning thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/underpinning/thesaurus/synonyms>.
MLASmart Define. "underpinning thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/underpinning/thesaurus/synonyms>