FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

existemi ἐξίστημι ἐξιστάνω — ex-is'-tay-mee — from 1537 and 2476; to put (stand) out of wits, i.e. astound, or (reflexively) become astounded, insane:--amaze, be (make) astonished, be beside self (selves), bewitch, wonder.

see GREEK for 1537

see GREEK for 2476