161 entries under sustain topic. ×

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evaporate(verb, maintain, secure, continue)
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fend for(verb, expression, support, maintain, raise)
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go easy on(verb, expression, idiom, protect)
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help out(verb, expression, support, maintain)
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keep from falling(verb, expression, idiom, support, maintain)
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lend a hand(verb, expression, idiom, support, maintain)
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lug(verb, support, maintain, underwrite)
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maintain continue(expression, maintain, secure, continue)
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make do(verb, expression, support, maintain)
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mummify(verb, maintain, secure, continue)
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press on(expression, advance, continue, persist)
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process(verb, maintain, secure, continue)
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ratify(verb, support, maintain, underwrite)
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repair(noun, verb, support, control, advance)
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stay alive(verb, expression, support, maintain, continue)
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steward(verb, protect, save, preserve)
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stick up for(verb, expression, idiom, support, maintain)
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stretch(verb, last, persist, survive)
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tote(verb, support, maintain, underwrite)
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use sparingly(verb, expression, protect, save)
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APASmart Define. (2016). keep thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/keep/thesaurus/synonyms
ChicagoSmart Define. 2016. "keep thesaurus" https://smartdefine.org/keep/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, keep thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/keep/thesaurus/synonyms>.
MLASmart Define. "keep thesaurus" 3 March 2016. Web. 28 September 2026. <https://smartdefine.org/keep/thesaurus/synonyms>