11 entries under perseverance topic. ×

6
keep(verb, activity, state)
4
maintain(verb, activity, state)
4
reserve(verb, activity, state)
3
hold(verb, activity, state)
3
preserve(verb, activity, state)
3
retain(verb, activity, state)
3
uphold(verb, activity, state)
2
save(verb, activity, state)
2
sustain(verb, activity, state)
1
conserve(verb, activity, state)
1
protect(verb, activity, state)
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APASmart Define. (1970). cooling device thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/cooling_device/thesaurus/related
ChicagoSmart Define. 1970. "cooling device thesaurus" https://smartdefine.org/cooling_device/thesaurus/related (accessed September 26, 2026).
HarvardSmart Define 1970, cooling device thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/cooling_device/thesaurus/related>.
MLASmart Define. "cooling device thesaurus" 1 January 1970. Web. 26 September 2026. <https://smartdefine.org/cooling_device/thesaurus/related>