Strong's Concordance

Original word: τυφωνικός
Transliteration: tuphónikos
Definition (short): violent
Definition (full): tempestuous

NAS Exhaustive Concordance

Word Origin: from tuphón (a hurricane)
Definition: tempestuous
NASB Translation: violent (1).
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Strong's Exhaustive Concordance

From a derivative of tupho; stormy (as if smoky) -- tempestuous.

see GREEK tupho

KJV: But not long after there arose against it a tempestuous wind, called Euroclydon.
NASB: But before very long there rushed down from the land a violent wind, called Euraquilo;