ἀποστασία apostasía

Meaning

defection from truth (properly, the state) ("apostasy")

In the King James Version: falling away, forsake

Derivation: feminine of the same as G647 (ἀποστάσιον);

Where it is used

• Acts 21:21 But they are under the impression that you teach all the Jews who live among the Gentiles to forsake Moses, telling them not to circumcise their children or observe our customs.
• 2 Thessalonians 2:3 Let no one deceive you in any way, for it will not come until the rebellion occurs and the man of lawlessness—the son of destruction—is revealed.