6
props(noun, verb, supports, strengthens)
6
supports(noun, verb, supports, strengthens)
5
bolsters(noun, verb, supports)
4
backs(noun, verb, supports)
4
braces(noun, verb, strengthens)
4
underpins(verb, supports)
3
crutches(noun, supports)
2
brackets
2
fortifies(verb, strengthens)
2
hinges(noun, verb, supports)
2
reinforces(verb, strengthens)
2
shores
2
stays
2
strengthens(verb, strengthens)
1
backboned
1
backbones
1
backings(noun, supports)
1
bases
1
buffers
1
bulwarks
13 years ago|2.2k views|share |citing 
APASmart Define. (2013). buttresses thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/buttresses/thesaurus/synonyms
ChicagoSmart Define. 2013. "buttresses thesaurus" https://smartdefine.org/buttresses/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, buttresses thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/buttresses/thesaurus/synonyms>.
MLASmart Define. "buttresses thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/buttresses/thesaurus/synonyms>