fastens
verbUK /ˈfɑːsənz/
US /ˈfæsənz/
Fastens means to close or join something so it stays together.
She fastens her seatbelt before the car starts.
OTHER MEANINGS
2. To fix something firmly in place.
He fastens the picture to the wall with a nail.
3. To direct your eyes or attention steadily on something.
The baby fastens her eyes on the bright toy.
4. To make a strong connection between people or things.
The shared game fastens the two friends together.