πέλαγος G3989
pélagos · pel'-ag-os · Noun Neuter
of uncertain affinity; deep or open sea, i.e. the main:--depth, sea.
2 Occurrences in the King James Bible
Matthew 18:6But whoso shall offend one of these little ones which believe in me, it were better for him that a millstone were hanged about his neck, and that he were drowned in the depth of the sea.
Acts 27:5And when we had sailed over the sea of Cilicia and Pamphylia, we came to Myra, a city of Lycia.