Strong’s Greek
G3167 — megaleios
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
μεγαλεῖος
megaleios — pronounced meg-al-i'-os
from 3173; magnificent, i.e. (neuter, plural as noun) a conspicuous favor, or (subjectively) perfection:--great things, wonderful works. see GREEK for 3173
2 occurrences in the KJV.
Luke 1:49
For he that is mighty hath done to me great things; and holy is his name.
Acts 2:11
Cretes and Arabians, we do hear them speak in our tongues the wonderful works of God.