Strong’s Greek
G1629 — ekphobeo
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἐκφοβέω
ekphobeo — pronounced ek-fob-eh'-o
from 1537 and 5399; to frighten utterly:--terrify. see GREEK for 1537 see GREEK for 5399
1 occurrence in the KJV.
2 Corinthians 10:9
That I may not seem as if I would terrify you by letters.