What is the answer to "Extremely difficult and ultimately futile" in the NYT Crossword?

The answer to the NYT Crossword clue "Extremely difficult and ultimately futile" is SISYPHEAN (9 letters).

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NYT

Extremely difficult and ultimately futile NYT Crossword Clue

Across clue · from the October 9, 2026 puzzle

Stuck on “Extremely difficult and ultimately futile” from the New York Times Crossword? Here is the verified answer:

Answer

SISYPHEAN

9 letters · Across · last seen October 9, 2026