Abbott-Smith Manual Greek Lexicon
ἐκ-στρέφω (G1612)
1 ἐκ-στρέφω [in LXX: De 32:20 , Am 6:13 Ez 16:34 A ( הָפַךְ ), Za 11:16 ( פָּרַק pi.), Ez 13:20 ( צוּד pil.)* ;] to turn out of (Hom.). to turn inside out ; metaph., to change entirely, pervert (Aristoph.): Tit 3:11 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain