Alternate
Alternate noun - Someone who takes the place of another person.
Backup is a synonym for alternate in substitute topic. In some cases you can use "Backup" instead the word "Alternate" as a noun or an adjective, when it comes to topics like alternative. popular alternative
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
Alternate is a synonym for backup in auxiliary topic. You can use "Alternate" instead the word "Backup" as a noun or an adjective. popular alternative
Nearby Word: backing
Mutual synonyms
Related pairs
Both words in one sentence
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The heroes are completely flummoxed by this revelation, and Wendy accidentally gets thrown into an alternate dimension because they had no backup plan.
Source: Just Between You and Me -
Backup Twin: A sort of in-universe example when Walter takes Peter from the alternate universe after his Peter dies.
Source: Series / Fringe -
When going against combined forces of Mother, Leah's team and army of their evil alternate selves David decides to call for backup - other teenage superheroes.
Source: Comic Book / Young Avengers
Cite this Source
Backup and Alternate. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/alternate/backup
Alternate & Backup. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/alternate/backup>.
Backup or Alternate. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/alternate/backup.
Google Ngram Viewer shows how "alternate" and "backup" have occurred on timeline