A primitive root (identical with araph through the idea of sloping); properly, to bend downward; but used only as a denominative from oreph, to break the neck; hence (figuratively) to destroy -- that is beheaded, break down, break (cut off, strike off) neck.
see HEBREW araph
see HEBREW oreph
H6202. araph
[עָרַף] verb denominative break the neck of an animal; —
Qal Perfect2masculine singular suffix וַעֲרַפְתּוֺ consecutive Exodus 13:13; 34:20 (JE), 3 plural אֶתהָֿעֶגְלָה וְעָֽרְפוּשָֿׁם consecutive Deuteronomy 21:4; Participle active כֶּלֶב עוֺרֵף Isaiah 66:3; passive הָעֲרוּפָה הָעֶגְלָה Deuteronomy 21:6; Imperfect3masculine singular יַעֲרֹף Hosea 10:2 figurative of breaking down altars.