From a presumed compound of G5207 and a derivative of G5087; the placing as a {son} that {is} adoption (figuratively Christian sonship in respect to God): - adoption (of {children} of sons).
Rom 8:23And not only they, but ourselves also, which have the firstfruits of the Spirit, even we ourselves groan within ourselves, waiting for the adoptionG5206, to wit, the redemption of our body.
Rom 9:4Who are Israelites; to whom pertaineth the adoptionG5206, and the glory, and the covenants, and the giving of the law, and the service of God, and the promises;