Crossword Genius

Contents of un río (4)

Ross

I believe the answer is:

agua

'contents of un rio' is the definition.
(I've seen this in another clue)

This is the entire clue.

I've seen this clue in The Wall Street Journal and the New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.