Extended Strong's Greek Lexicon (Abbott-Smith based)
disorder
Usage: ἀκαταστασία, -ας, ἡ (ἀκατάστατος), [in LXX: Pro.26:28 (מִדְחֶה), Tob.4:13 * ;] instability (MM, VGT, see word); hence, confusion, tumult: 1Co.14:33, Jas.3:16; pl. (Bl., §32, 6), Luk.21:9, 2Co.6:5, 12:20 (Polyb., al.; see Cremer, 739).† (AS)