falls
n. C / U A2 Elementary US //ˈfɔɫz// UK //fˈɔːlz// falls
n. a place where a river drops down from a high point to a lower point. You usually see this when water flows over a cliff or steep rocks.
n. a cascade of water falling from a height, formed when a river or stream flows over a precipice or steep incline.
We hiked for two hours to see the falls.
The local park features several small falls where the creek drops over limestone ledges into a deep pool.
The sheer volume of water cascading over the falls creates a constant mist that supports a unique microclimate of ferns and mosses along the canyon walls.
Usage
Often used in the plural form ('falls') even when referring to a single geographical feature or waterfall.