Abbott-Smith Manual Greek Lexicon
ἀκρατής (G193)
1 ἀκρατής , -ές ( κράτος ), [in LXX: Pr 27:20 *;] powerless , impotent ; in moral sense, lacking self-control , incontinent : II Ti 3:3 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain