Benefice, lucrative position or possession.
A tenure.
The state of being incumbent.
An obligation or duty.
A status of possessing a thing or an office; an incumbency.
A period of time during which something is possessed.
A right to hold land under the feudal system.
A status of having a permanent post with enhanced job security within an academic institution.
To grant tenure, the status of having a permanent academic position, to (someone).