Strong's Greek #4971
σφοδρῶς

Englishman's Concordance (References)

σφοδρῶς sphodrōs — 1 Occurrence

Acts 27:18 - Adv
GRK:σφοδρῶς δὲ χειμαζομένων
NAS: The next day as we were being violently storm-tossed,
KJV: we being exceedingly tossed with a tempest,
INT:extremely violently moreover being storm-tossed