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"back-up" vs "backup"

Both "backup" and "back-up" are correct, but they are used in different contexts. "Backup" is commonly used as a noun or verb to refer to making a copy of data or providing support. On the other hand, "back-up" is used as an adjective to describe something that provides support or serves as a reserve.

Last Updated: March 22, 2024

back-up

This is a correct term commonly used in English.

The term "back-up" is used as an adjective to describe something that provides support or serves as a reserve. It is often hyphenated when used in this way.

Examples:

  • We need a back-up plan in case the first one fails.
  • She is the back-up goalkeeper for the team.

Alternatives:

  • supporting
  • reserve
  • secondary
  • alternative
  • emergency

backup

This is a correct term commonly used in English.

The term "backup" can be used as a noun to refer to a copy of data or as a verb to describe the action of making a copy for security. It can also refer to providing support or assistance.

Examples:

  • Make sure to create a backup of your important files.
  • She offered to be the backup singer for the band.

Alternatives:

  • copy
  • reserve
  • support
  • reinforcement
  • substitute

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