Strong's #8541: timmahown (pronounced tim-maw-hone')
from 8539; consternation:--astonishment.
Brown-Driver-Briggs Hebrew Lexicon:
ּּ
timmâhôn
1) astonishment, bewilderment, stupefaction
Part of Speech: noun masculine
Relation: from H8539
Usage:
This word is used 2 times:
Deuteronomy 28:28: "shall smite thee with madness, and blindness, and astonishment of heart:"
Zechariah 12:4: "I will smite every horse with astonishment, and his rider with madness: and I will open"