340 entries under maintain topic. ×

7
persevere(verb, advance, keep, overcome)
7
protect(verb, support, hold, fix, keep)
7
protract(verb, support, keep, continue)
7
relieve(verb, support, help, keep, develop)
7
retain(verb, hold, keep, oppose)
7
subsist(verb, support, keep, overcome)
7
supply(verb, support, help, give, keep)
6
champion(verb, support, hold, help)
6
comfort(noun, verb, support, hold, help)
6
conserve(verb, hold, keep, oppose)
6
countenance(verb, support, hold, take, go)
6
espouse(verb, support, hold, oppose)
6
perpetuate(verb, support, control, keep)
6
prop up(verb, expression, phrasal verb, support, take)
6
resist(verb, hold, take, meet, keep)
6
stand by(verb, expression, phrasal verb, support, help)
6
stand up for(verb, expression, idiom, support, hold)
6
stick up for(verb, expression, idiom, phrasal verb, support)
6
survive(verb, support, hold, take, advance)
6
tote(verb, support, move, hold, take)
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APASmart Define. (2015). sustain thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, sustain thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>.
MLASmart Define. "sustain thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms>