A clear liquid, without colour or taste, which falls from the sky as rain and is necessary for animal and plant life.
Fall
To suddenly go down onto the ground or towards the ground without intending to or by accident.
!Note - Fall is also American English for autumn.
water + fall
Waterfall
Water, especially from a river or stream, that drops from a higher to a lower point, sometimes from a great height.
Example Sentence:-
"At the end of the book, The Adventure of the Final Problem, Sherlock Holmes apparently fell to his death at the Reichenbach waterfall in central Switzerland."