2
plug(verb, support, take, help, advance)
2
plump for(expression, support, take, promote, encourage)
2
preserve(verb, support, keep, maintain, continue)
2
press for(expression, support, take, promote, encourage)
2
prolong(verb, support, increase, open, keep)
2
propose(verb, support, take, promote, encourage)
2
protract(verb, support, increase, open, keep)
2
push(verb, support, take, help, develop)
2
ratify(verb, support, help, keep, maintain)
2
recommend(verb, support, take, help, promote)
2
relieve(verb, support, keep, develop, maintain)
2
renew(verb, support, increase, establish, extend)
2
restore(verb, support, increase, establish, back)
2
ride shotgun for(expression, idiom, support, take, promote)
2
root for(verb, expression, support, take, develop)
2
rug
2
run interference for(expression, idiom, support, take, promote)
2
say so(expression, support, take, promote, encourage)
2
second(verb, support, hold, help, develop)
2
secure(verb, support, maintain, continue, spread)
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APASmart Define. (2016). bolster thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/bolster/thesaurus/synonyms
ChicagoSmart Define. 2016. "bolster thesaurus" https://smartdefine.org/bolster/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, bolster thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/bolster/thesaurus/synonyms>.
MLASmart Define. "bolster thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/bolster/thesaurus/synonyms>