Strong's G813 — ἄτακτος (adjective)
ataktos (at'-ak-tos) adj.
1. unarranged
2. (by implication) insubordinate (religiously)
[from G1 (as a negative particle) and a derivative of G5021]
KJV: unruly 
Root(s): G1, G5021 
Hebrew root: τάσσω
Occurrences: 1