Reference: Enmity
Easton
deep-rooted hatred. "I will put enmity between thee and the woman, between thy seed and her seed" (Ge 3:15). The friendship of the world is "enmity with God" (Jas 4:4; 1Jo 2:15-16). The "carnal mind" is "enmity against God" (Ro 8:7). By the abrogation of the Mosaic institutes the "enmity" between Jew and Gentile is removed. They are reconciled, are "made one" (Eph 2:15-16).
See Verses Found in Dictionary
I will put enmity between you and the woman, and between your offspring and her offspring. He will bruise your head, and you will bruise his heel."
Then she let them down by a cord through the window; for her house was on the side of the wall, and she lived on the wall. She said to them, "Go to the mountain, lest the pursuers find you; and hide yourselves there three days, until the pursuers have returned. Afterward, you may go your way."
because the mind set on the flesh is hostile towards God; for it is not subject to God's law, neither indeed can it be.
having abolished in the flesh the hostility, the law of commandments contained in ordinances, that he might create in himself one new man of the two, making peace; and might reconcile them both in one body to God through the cross, by which he put to death their enmity.
You adulteresses, do you not know that friendship with the world is enmity with God? Whoever therefore wants to be a friend of the world makes himself an enemy of God.