A synonym for the word leeway?

Here are some synonyms for "leeway," depending on the context:

General:

* Latitude

* Flexibility

* Freedom

* Room to maneuver

* Discretion

* Scope

* Margin

* Play

* Slack

* Allowance

More specific:

* Tolerance (for a specific measurement or range)

* Breathing room (for time or resources)

* Headroom (for financial or other limits)

* Play in the system (for mechanical parts)

The best synonym will depend on the specific context in which "leeway" is used.