Backup
Backup noun - A crowded mass (as of cars) that impedes or blocks movement.
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Synonyms for Backup
Supplementary and backup are semantically related in increase topic. In some cases you can use "Supplementary" instead an adjective "Backup".
Nearby Word: backing
Supplementary
Supplementary adjective - Available to supply something extra when needed.
Usage example: the teacher's edition of the textbook comes with a lot of supplementary material
Backup and supplementary are semantically related in increase topic. You can use "Backup" instead an adjective "Supplementary".
Mutual synonyms
Related pairs
- accessory and backup
- accessory and supplementary
- substitute and backup
- substitute and supplementary
- reserve and backup
- reserve and supplementary
- spare and backup
- spare and supplementary
- alternative and backup
- alternative and supplementary
- supportive and backup
- supportive and supplementary
- second and backup
- second and supplementary
Both words in one sentence
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The 2012 remake does away with inventory entirely, letting you choose a main weapon, backup weapon, armor and supplementary equipment.
Source: Video Game / X-COM
Cite this Source
Supplementary and Backup. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/backup/supplementary
Backup & Supplementary. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/backup/supplementary>.
Supplementary or Backup. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/backup/supplementary.
Google Ngram Viewer shows how "backup" and "supplementary" have occurred on timeline