173 entries under noun topic. ×

1
starting point(expression, cause, start, base)
1
stave(support, hold, block, back)
1
stiffener(hold, block, back, base)
1
stilt(hold, block, back, base)
1
stirrup(support, stay, bar, prop)
1
strengthener(support, stay, bar, prop)
1
strut(support, stay, bar, prop)
1
sustainer(support, stay, bar, prop)
1
sustentation(hold, block, back, base)
1
theorem(support, action, base, beginning)
1
theory(support, action, base, beginning)
1
timber(hold, block, back, base)
1
truss(support, stay, bar, prop)
1
vice(support, stay, bar, prop)
1
warrant(support, action, base, beginning)
0
assistance(leg, crutch)
0
back up(verb, phrasal verb)
0
balance(stability, foothold)
0
beginning(start, base, source, foundation)
0
brooking
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APASmart Define. (2015). underpinning thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/underpinning/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpinning thesaurus" https://smartdefine.org/underpinning/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, underpinning thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/underpinning/thesaurus/synonyms>.
MLASmart Define. "underpinning thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/underpinning/thesaurus/synonyms>