511 entries under support topic. ×

7
supply(verb, help, give, keep)
6
attest(verb, show, determine, praise)
6
authorize(verb, accept, praise, favor)
6
champion(verb, hold, help, maintain)
6
comfort(noun, verb, hold, help)
6
countenance(verb, hold, take, go)
6
entertain(verb, take, love, consider)
6
espouse(verb, hold, maintain, oppose)
6
invigorate(verb, increase, encourage, strength)
6
perpetuate(verb, control, keep, maintain)
6
prop up(verb, expression, phrasal verb, take)
6
stand by(verb, expression, phrasal verb, help)
6
stand up for(verb, expression, idiom, hold)
6
stick up for(verb, expression, idiom, phrasal verb)
6
survive(verb, hold, take, advance)
6
take(verb, hold, meet, accept)
6
tote(verb, move, hold, take)
5
accept(verb, take, accept, allow)
5
bear out(verb, expression, phrasal verb, hold)
5
benefit(verb, help, maintain, back)
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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>