1
device(noun, hold, block, back, base)
1
emphasizing
1
enduring
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
floor
1
flooring
1
flotation(noun, hold, block, back, base)
1
fond
1
foothold(noun, hold, block, back, base)
1
fortification(noun, support, strengthening)
1
fortifying
1
frame(noun, organization, support, substructure)
1
fulcrum(noun, hold, block, back, base)
1
girder(noun, support, stay, bar, prop)
1
grip(noun, support, stay, bar, balance)
1
grounding
1
guide(noun, hold, block, back, base)
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APASmart Define. (2015). underpinning thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/underpinning/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpinning thesaurus" https://smartdefine.org/underpinning/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, underpinning thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/underpinning/thesaurus/synonyms>.
MLASmart Define. "underpinning thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/underpinning/thesaurus/synonyms>