Attach (verb)

1. To fasten or join one thing to another.
2. To add something as an extra or supplementary part.
3. To associate or connect one thing with another.
4. To fix or affix something in a particular place.

Origin:

Late middle english: from old french atachier, from a- (from latin ad "to, at") + tachier "fasten".

Examples:

1. Please attach the document to the email.
2. He attached the picture to the wall.
3. She attached a ribbon to the gift.
4. The company attached great importance to the project.
5. He attached his resume to the job application.