185 entries under noun topic. ×

2
arm(support, stay, bar, prop)
2
ballast(support, hold, refuge)
2
bastion(support, place, fortification, stronghold)
2
bracer(support, stay, bar, prop)
2
bracket(support, stay, bar, prop)
2
cornerstone(element, foundation, basis, pillar)
2
foundation(heart, basis, center, pillar)
2
guts(asset, forte)
2
hold(verb, support, maintain, base)
2
main strength
2
main support(expression, idiom)
2
patron(support, stay, advocate, champion)
2
promoter(advocate, supporter, sponsor, backer)
2
rock(support, foundation, stronghold, pillar)
2
rope
2
stanchion(support, stay, bar, prop)
2
stave(support, stay, bar, prop)
2
strengthener(support, stay, bar, prop)
2
truss(support, stay, bar, prop)
1
aid(leg, crutch)
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APASmart Define. (2015). mainstay thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/mainstay/thesaurus/synonyms
ChicagoSmart Define. 2015. "mainstay thesaurus" https://smartdefine.org/mainstay/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, mainstay thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/mainstay/thesaurus/synonyms>.
MLASmart Define. "mainstay thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/mainstay/thesaurus/synonyms>