Answer:

falls

Answer	Crossword Clue
FALLS	Drops
FALLS	Topples
FALLS	Comes a cropper

FALLS	Horseshoe, e.g.
FALLS	Kayaker's worry
FALLS	River feature
FALLS	Cascade
FALLS	River phenomenon
FALLS	Idaho ..., Idaho
FALLS	Wrestling rounds
FALLS	Hairpieces

FALLS	Collapses
FALLS	Victoria ...
FALLS	Victoria, among many
FALLS	Niagara ..
FALLS	Niagara .., NY
FALLS	Plummets
FALLS	Doesn't stay up
FALLS	Goes sprawling

FALLS	Causes of many breaks
FALLS	Fast-moving water
FALLS	Cataracts
FALLS	Victoria ....
FALLS	Phenomenon of the Zambezi River.
FALLS	Zambezi river phenomenon.
FALLS	Angel ....
FALLS	Cascade.

FALLS	Shoshone ..., in Snake River.
FALLS	Loosely hanging veils.
FALLS	Cascades.
FALLS	Seasons.
FALLS	Horseshoe ....
FALLS	Angel and Victoria.
FALLS	Hair pieces.
FALLS	Horseshoe or Victoria

FALLS	Potomac's Great ...
FALLS	Beaver or Angel
FALLS	Great ..., Mont.
FALLS	Angel or Victoria
FALLS	Victoria, e.g.