167 entries under sustain topic. ×

1
augment(verb, support, increase, boost)
1
bankroll(verb, support, help, keep, maintain)
1
befriend(verb, support, help, keep, maintain)
1
boost(verb, support, help, increase, maintain)
1
build up(verb, expression, phrasal verb, support, increase)
1
bulwark(verb, support, help, secure, aid)
1
buoy(verb, support, help, keep, maintain)
1
champion(verb, support, maintain, promote, encourage)
1
comfort(verb, support, help, keep, maintain)
1
continue(verb, support, keep, maintain, stay)
1
convey(verb, support, help, keep, maintain)
1
countenance(verb, support, maintain, promote, encourage)
1
defend(verb, support, help, keep, maintain)
1
elevate(verb, support, maintain, promote, encourage)
1
emphasize(verb, support, increase, uphold)
1
encourage(verb, support, maintain, promote, back)
1
endorse(verb, support, help, keep, maintain)
1
energize(verb, support, increase, uphold)
1
enlarge(verb, support, increase, uphold)
1
favor(verb, support, help, keep, maintain)
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APASmart Define. (2015). shore up thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/shore_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "shore up thesaurus" https://smartdefine.org/shore_up/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, shore up thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/shore_up/thesaurus/synonyms>.
MLASmart Define. "shore up thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/shore_up/thesaurus/synonyms>