46 entries under backup topic. ×

1
succedaneum(replacement, alternative, alternate, surrogate)
1
successor(noun, cover, reserve, replacement, alternative)
1
supplanter(replacement, alternative, alternate, surrogate)
1
supply(replacement, alternative, alternate, surrogate)
1
temporary expedient(expression, replacement, alternative, alternate)
0
stand by
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APASmart Define. (2015). fill-in thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/fill-in/thesaurus/synonyms
ChicagoSmart Define. 2015. "fill-in thesaurus" https://smartdefine.org/fill-in/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, fill-in thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/fill-in/thesaurus/synonyms>.
MLASmart Define. "fill-in thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/fill-in/thesaurus/synonyms>