H6687–צוּף–tsuph

and that which He hath done to the force of Egypt, to its horses, and to its chariot, when He hath caused the waters of the Red Sea to flow against their faces in their pursuing after them, and Jehovah destroyeth them, unto this day;

הֵצִ֜יף he.Tzif “he caused to flow”

And the man of God saith, `Whither hath it fallen?' and he sheweth him the place, and he cutteth a stick, and casteth thither, and causeth the iron to swim,

וַיָּ֖צֶף (יָּ֖צֶף) i.Ya.tzef “he caused to float”

Flowed have waters over my head, I have said, I have been cut off.

צָֽפוּ־ tza.fu- “they overflowed”