Backup
Backup noun - A person or thing that takes the place of another.
Usage example: you didn't get the lead position, but you can be the backup to the chosen singer
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Synonyms for Backup
Reliever is a synonym for backup. In some cases you can use "Reliever" instead a noun "Backup". popular alternative
Nearby Word: backing
Reliever
Reliever noun - Someone who takes the place of another (as when things get dangerous or difficult).
Mutual synonyms
Cite this Source
Reliever and Backup. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/backup/reliever
Backup & Reliever. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/backup/reliever>.
Reliever or Backup. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/backup/reliever.
Google Ngram Viewer shows how "backup" and "reliever" have occurred on timeline