191 entries under sustain topic. ×

2
relieve(verb, support, keep, develop, maintain)
2
second(verb, support, hold, help, develop)
2
soup up(verb, expression, support, increase, open)
2
stand by(verb, expression, support, keep, maintain)
2
stand up for(verb, expression, idiom, phrasal verb, support)
2
stick up for(verb, expression, idiom, support, hold)
2
subsidize(verb, support, help, advance, keep)
2
toughen(verb, support, increase, establish, extend)
2
validate(verb, support, help, keep, maintain)
2
verify(verb, support, hold, help, keep)
2
vindicate(verb, support, take, maintain, promote)
1
add fuel to fire(verb, expression, idiom, support, increase)
1
add to(verb, expression, support, increase, boost)
1
approve(verb, support, hold, help, keep)
1
bankroll(verb, support, help, keep, maintain)
1
care for(verb, expression, support, keep, maintain)
1
cater(verb, give, maintain, deliver)
1
continue(verb, support, keep, maintain, stay)
1
convey(verb, support, help, keep, maintain)
1
dish out(verb, expression, give, maintain, deliver)
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APASmart Define. (2016). bolster thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/bolster/thesaurus/synonyms
ChicagoSmart Define. 2016. "bolster thesaurus" https://smartdefine.org/bolster/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, bolster thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/bolster/thesaurus/synonyms>.
MLASmart Define. "bolster thesaurus" 26 February 2016. Web. 1 October 2026. <https://smartdefine.org/bolster/thesaurus/synonyms>