To go missing; to become a missing person.
To make vanish; especially, to abduct and murder surreptitiously for political reasons.
To go away; to become lost.
To vanish.
To undergo growth; to be present (somewhere)
To appear or sprout.
To become larger, to increase in magnitude.
To develop, to mature.
To cause or allow something to become bigger, especially to cultivate plants.
To assume a condition or quality over time.