use
US /juːz/
UK /juːz/

1.
2.
exploit (a person or thing) for one's own ends
:
•
He was accused of trying to use his friends for personal gain.
•
Don't let others use you.
1.
the action of using something or the state of being used for a purpose
:
•
The car is in constant use.
•
This tool has many different uses.