ἐναγκῠλ-άω · enankyl-aō — LSJ
fit thongs (ἀγκύλαι II.2) to javelins, for the purpose of throwing them by, ἐναγκυλῶντες X. An. 4.2.28 (D.S. 14.27 has -οῦντες):—Med., Ach.Tat. 2.34, Plu. Apophth.reg. 2.180d (-ούμενον):—Pass., ἀκόντιον ἐνηγκύληται has a dart ready to throw, Ael. NA 5.3.