Strong’s Greek
G1579 — ekkolumbao
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἐκκολυμβάω
ekkolumbao — pronounced ek-kol-oom-bah'-o
from 1537 and 2860; to escape by swimming:--swim out. see GREEK for 1537 see GREEK for 2860
1 occurrence in the KJV.
Acts 27:42
And the soldiers’ counsel was to kill the prisoners, lest any of them should swim out, and escape.