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"waterfall" is also used as a crossword clue. If that's what you saw, the answer is often linn (4 letters).
Definitions
a steep descent of the water of a river
Word origin
From Middle English waterfal, waterfalle, from Old English wæterġefeall (“waterfall”), equivalent to water + fall. Cognate with West Frisian wetterfal (“waterfall”), Dutch waterval (“waterfall”), German Wasserfall (“waterfall”), Swedish vattenfall (“waterfall”).
Used in a sentence
“Hello, my love, I heard a kiss from you / Red magic satin playing near too / All through the morning rain I gaze, the sun doesn't shine / Rainbows and waterfalls run through my mind”
“A waterfall of mist came from the open freezer.”
“A very long project […] had taken a whole group of people through a painful waterfall development process.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer10 curated clues
01“Cascade from a cliff”9 letters
02“Cascade in nature”9 letters
03“Cascade over a drop”9 letters
04“Cascade over rocks”9 letters
05“Falling stream in nature”9 letters
06“Falling stream over rocks”9 letters
07“Natural cascade”9 letters
08“River drop over rocks”9 letters
09“River's dramatic drop”9 letters
10“Dropping river feature”9 letters
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