Synonyms|567Antonyms|204|Broader|6Narrower|11Related|471

126 entries under sustain topic. ×

0
protect(verb, support, control, keep, continue)
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stay alive(verb, expression, support, keep, maintain)
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steady(verb, support, keep, maintain)
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subsidize(verb, support, keep, maintain)
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subsist(verb, support, keep, maintain)
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underwrite(verb, support, keep, maintain)
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APASmart Define. (2016). prolong thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/prolong/thesaurus/synonyms
ChicagoSmart Define. 2016. "prolong thesaurus" https://smartdefine.org/prolong/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, prolong thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/prolong/thesaurus/synonyms>.
MLASmart Define. "prolong thesaurus" 17 February 2016. Web. 29 September 2026. <https://smartdefine.org/prolong/thesaurus/synonyms>