leave

> leave (1)
(noun)
permission to do something; official authorization to be absent; the period covered by this.

> leave (2)
(verb)
(leaving, left) transitive verb: to depart from; to cause or allow to remain in a specified state; to cause to remain behind; to refrain from consuming or dealing with; to have remaining at death, to bequeath; to have as a remainder; to allow to stay or or continue doing without interference; to entrust or commit to another; to abandon.
intransitive verb: to depart; (with off) to stop, desist.

> leaver
(noun)