adjective

"beforehand" means "before something else happens."

adverb

Beforehand" means "in advance" or "previously.

Example

adjective

1. I prepared the presentation beforehand to ensure it went smoothly.
2. She bought the concert tickets beforehand to avoid the rush.
3. Remember to read the instructions beforehand so you know what to expect.

adverb

1. We need to plan the project beforehand to ensure everything runs smoothly.
2. Please inform me beforehand if you're unable to attend the meeting tomorrow.
3. It's advisable to read the instructions beforehand to avoid any confusion later on.