Strong's G1839 — ἐξίστημι (verb)
existemi (ex-is'-tay-mee) v.
1. to put (stand) out of wits, i.e. astound
2. (reflexively) become astounded, insane
[from G1537 and G2476]
KJV: amaze, be (make) astonished, be beside self (selves), bewitch, wonder 
Root(s): G1537, G2476 
Hebrew root: ἵστημι
Occurrences: 17