establish/ ɪˈstæb lɪʃ /
verb (used with object)
to found, institute, build, or bring into being on a firm or stable basis:
to establish a university; to establish a medical practice.
to install or settle in a position, place, business, etc.:
to establish one’s child in business.
to show to be valid or true; prove:
to establish the facts of the matter.
to cause to be accepted or recognized:
to establish a custom; She established herself as a leading surgeon.
to bring about permanently:
to establish order.
to enact, appoint, or ordain for permanence, as a law; fix unalterably.