40
support(noun, verb, support, hold, calm)
24
prop(noun, verb, support, hold, calm)
23
bolster(noun, verb, support, hold, help)
23
reinforce(verb, support, hold, close, help)
22
brace(noun, verb, support, hold, calm)
20
strengthen(verb, support, hold, close, help)
17
fortify(verb, support, close, set, fix)
17
stay(noun, verb, support, hold, help)
16
uphold(verb, support, hold, calm, help)
15
sustain(verb, support, hold, calm, help)
14
shore(noun, verb, support, hold, maintain)
12
mainstay(noun, verb, support, hold, maintain)
12
reinforcement(noun, support, hold, block, back)
12
shore up(verb, expression, phrasal verb, support, hold)
11
back(noun, verb, support, hold, help)
10
column(noun, support, hold, block, back)
8
carry(verb, support, hold, help, increase)
8
confirm(verb, support, help, increase, keep)
8
corroborate(verb, support, increase, present, establish)
7
crutch(noun, verb, support, hold, maintain)
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APASmart Define. (2015). buttress thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/buttress/thesaurus/synonyms
ChicagoSmart Define. 2015. "buttress thesaurus" https://smartdefine.org/buttress/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, buttress thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/buttress/thesaurus/synonyms>.
MLASmart Define. "buttress thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/buttress/thesaurus/synonyms>