σύρτις G4950
sýrtis · soor'-tis · Noun Feminine
from σύρω; a shoal (from the sand drawn thither by the waves), i.e. the Syrtis Major or great bay on the north coast of Africa:--quicksands.
1 Occurrence in the King James Bible
Acts 27:17Which when they had taken up, they used helps, undergirding the ship; and, fearing lest they should fall into the quicksands, strake sail, and so were driven.