2 Verbs to Use for the Word overfalls

On the easternmost bank were nine fathoms, but on the other we found overfalls between five and seven fathoms.

They ported the canoe and luggage down a steep and slippery overfall, launched her again, and shot down past Harvington Weir, where a crowd of small sandpipers kept them company for a mile, flitting ahead and alighting but to take wing again.

2 Verbs to Use for the Word  overfalls