limit

The mathematical value toward which a function goes as the independent variable approaches infinity.

The greatest possible degree of something.

“to the limit of his ability”

The boundary of a specific area.

Final or latest limiting point.

The greatest amount of something that is possible or allowed.

“there are limits on the amount you can bet”

“it is growing rapidly with no limitation in sight”

As far as something can go.

Decide upon or fix definitely.

Restrict or confine within limits.

“I limit you to two visits to the pub a day”

Place limits on (extent or amount or access).

“limit the time you can spend with your friends”