society > occupation and work > working > career > have career [verb (transitive)] > take up a profession (3)
intransitive. To enter or take up as a profession or occupation.
intransitive. To direct one's attention to a practical activity; to apply oneself to or take up an occupation or pursuit.
In various figurative uses. To adopt (a course of action, profession or calling, mode of life). Formerly also, to take (a road or course in…