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
And I will put hostility between you and between the woman, and between your offspring and between her offspring; he will strike you [on the] head, and you will strike him [on the] heel."
Then she lowered them with a rope through the window, as her house [was] on the outer side of the wall, and she [was] residing in the wall. And she said to them, "Go to the mountain, so that the pursuers will not find you, and hide yourselves there three days until the pursuers return, and afterward you may go {on your way}."
because the mindset of the flesh [is] enmity toward God, for [it is] not subjected to the law of God, for [it is] not able [to do so],
invalidating the law of commandments in ordinances, in order that he might create the two in himself into one new man, [thus] making peace, and might reconcile both in one body to God through the cross, killing the enmity in himself.
Adulterous people! Do you not know that friendship with the world is enmity with God? Therefore whoever wants to be a friend of the world makes [himself] an enemy of God.