What is the answer to "Underlying cause" in the Newsday Crossword?

The answer to the Newsday Crossword clue "Underlying cause" is ROOT (4 letters).

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Underlying cause Newsday Crossword Clue

Across clue · from the February 12, 2026 puzzle

Stuck on “Underlying cause” from the Newsday Crossword? Here is the verified answer:

Answer

ROOT

4 letters · Across · last seen February 12, 2026

Came upon3 Verbal shrug3 Important span3 Unimportant ornament7 Austrian topography4 Juvenile rebuttal5 Salmon serving3 Safe to drink7 Hi-fi system6 "Away with you!"4 SAT takers3 Salon service4