4
maintained
2
well-kept
1
conserved
1
kept
1
retained
1
sustained
0
backed up(verb, phrasal verb)
0
carried
0
defended
0
had
0
held
0
preserved
0
serviced
0
stored
0
supported
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APASmart Define. (2013). kept up thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/kept_up/thesaurus/synonyms
ChicagoSmart Define. 2013. "kept up thesaurus" https://smartdefine.org/kept_up/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, kept up thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/kept_up/thesaurus/synonyms>.
MLASmart Define. "kept up thesaurus" 28 June 2013. Web. 20 September 2026. <https://smartdefine.org/kept_up/thesaurus/synonyms>