To disappear, vanish; to cease to exist.
To leave.
To die.
To go away from; to leave.
To deviate (from), be different (from), fail to conform.
To set out on a journey.
To vanish.
To make vanish; especially, to abduct and murder surreptitiously for political reasons.
To go missing; to become a missing person.
To go away; to become lost.