Strong’s Greek
G5189 — tuphonikos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
τυφωνικός
tuphonikos — pronounced too-fo-nee-kos'
from a derivative of 5188; stormy (as if smoky):--tempestuous. see GREEK for 5188
1 occurrence in the KJV.
Acts 27:14
But not long after there arose against it a tempestuous wind, called Euroclydon.