backup vs back-up

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 • 891 views

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

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.

Show examples from the web [+]

This is 71 joining pursuit, request additional back-up.
We're not going in there without back-up.
IB is the central development institution providing economic and structural policy back-up in Schleswig-Holstein.
- methodological back-up and follow-up for operations.
Maybe date Joey, my back-up plan.
Lucky I brought your back-up present.
The Union is now advancing with the preparation of prevention policies which may not be receiving sufficient financial back-up.
It's got a back-up remote detonator in a collapsing circuit.
He doesn't want to drive in the back-up car.
Fortunately, I came prepared with a back-up phrasing.
McBride, you'll have the back-up exploders.
The back-up turkey is in Lily's book bag.
Which is why I've got a back-up plan.
Look, you're down here alone with no back-up.
The only thing you might take heat for is not calling for back-up.
If England lose... I've got a back-up plan.
But that equipment has back-up battery.
I'm not sending you to break into a federal facility without back-up.
This looks like a back-up plan.
Always good to have a back-up nuclear power source.

Alternatives:

supporting
reserve
secondary
alternative
emergency

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backup vs back-up

backup

back-up

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