From ana (in the sense of reversal) and a derivative of skeuos; properly, to pack up (baggage), i.e. (by implication, and figuratively) to upset -- subvert.
see GREEK ana
see GREEK skeuos
1. to pack up baggage (Latinvasacolligere) in order to carry it away to another place: Xenophon, an. 5, 10 (6, 2) 8. Middle to move one's furniture (when setting out for some other place, Xenophon, Cyril 8, 5, 4 ὅταν δέ ἀνασκευαζωνται, συντιθησι μέν ἕκαστος τά σκεύη); hence,
2. of an enemy dismantling, plundering, a place (Thucydides 4, 116); to overthrow, ravage, destroy, towns, lands, etc.; tropically, ψυχάς, to turn away violently from a right state, to unsettle, subvert: Acts 15:24.