G646-apostasia
Strong's Concordance
Definition - Apostasy, rebellion, defection, falling away
Word Origin - Derived from ἀφίστημι (aphistēmi), meaning "to lead away, to depart, to fall away.
Usage - The term ἀποστασία is used in the New Testament to describe a departure from the faith or a rebellion against established religious beliefs. It is often associated with a significant turning away from God and His teachings.
Helps Word-studies
646 apostasía (from 868 /aphístēmi, "leave, depart," which is derived from 575 /apó, "away from" and 2476 /histémi, "stand")–properly, departure (implying desertion); apostasy –literally, "a leaving, from a previous standing."