511 entries under support topic. ×

14
endorse(verb, hold, help, keep)
14
foster(verb, hold, help, give)
14
substantiate(verb, hold, help, show)
13
abide(verb, hold, take, go)
13
aid(verb, hold, help, keep)
13
continue(verb, move, fix, advance)
13
have(verb, take, get, go)
13
ratify(verb, show, keep, maintain)
13
stand(verb, hold, take, give)
13
verify(verb, hold, help, show)
12
tolerate(verb, hold, take, meet)
12
affirm(verb, show, determine, favor)
12
bolster(verb, hold, help, give)
12
experience(verb, hold, take, study)
12
feed(verb, give, fix, keep)
12
nurse(verb, give, keep, love)
11
befriend(verb, help, keep, develop)
11
justify(verb, hold, help, show)
11
prop(verb, hold, calm, help)
11
withstand(verb, hold, take, meet)
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APASmart Define. (2015). sustain thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, sustain thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>.
MLASmart Define. "sustain thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms>