81
support(noun, verb, support, hold, calm)
47
maintain(verb, support, hold, calm, take)
41
uphold(verb, support, hold, calm, take)
34
bear(verb, support, hold, take, give)
29
endure(verb, support, take, fix, advance)
24
nourish(verb, support, hold, give, fix)
23
nurture(verb, support, give, fix, keep)
22
suffer(verb, hold, take, study, get)
19
hold(verb, support, take, help, maintain)
19
keep(verb, support, give, fix, present)
18
undergo(verb, support, hold, take, study)
17
defend(verb, support, hold, help, fix)
17
preserve(verb, support, hold, calm, fix)
15
approve(verb, support, hold, help, keep)
15
prolong(verb, support, advance, keep, maintain)
15
confirm(verb, support, show, increase, keep)
15
carry(verb, support, hold, take, help)
15
corroborate(verb, support, show, increase, determine)
15
validate(verb, support, show, keep, maintain)
14
back(verb, support, hold, help, show)
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APASmart Define. (2015). sustain thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sustain thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>.
MLASmart Define. "sustain thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms>