175 entries under sustain topic. ×

1
promote(verb, support, maintain, encourage, push)
1
protract(verb, support, help, keep, maintain)
1
provide for(verb, expression, support, help, keep)
1
punch up(verb, expression, support, increase, secure)
1
raise(verb, support, maintain, promote, encourage)
1
ratify(verb, support, help, keep, maintain)
1
rear(verb, support, maintain, promote, encourage)
1
relieve(verb, support, help, keep, maintain)
1
save(verb, support, help, keep, maintain)
1
secure(verb, support, calm, fix)
1
side with(verb, expression, support, maintain, promote)
1
soup up(verb, expression, support, increase, secure)
1
stand up for(verb, expression, idiom, support, increase)
1
steady(verb, support, calm, fix, keep)
1
stick by(verb, expression, support, maintain, promote)
1
supplement(verb, support, increase, uphold)
1
supply(verb, support, help, keep, maintain)
1
take up(verb, expression, support, maintain, promote)
1
tote(verb, support, help, keep, maintain)
1
transfer(verb, support, help, keep, maintain)
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APASmart Define. (2015). prop thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/prop/thesaurus/synonyms
ChicagoSmart Define. 2015. "prop thesaurus" https://smartdefine.org/prop/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, prop thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/prop/thesaurus/synonyms>.
MLASmart Define. "prop thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/prop/thesaurus/synonyms>