What is the answer to "Prefix for proof" in the Newsday Crossword?

The answer to the Newsday Crossword clue "Prefix for proof" is IDIOT (5 letters).

Home/Crosswords/Newsday/Prefix for proof

Prefix for proof Newsday Crossword Clue

Across clue · from the November 14, 2025 puzzle

Stuck on “Prefix for proof” from the Newsday Crossword? Here is the verified answer:

Answer

IDIOT

5 letters · Across · last seen November 14, 2025

Alpo alternative4 NASA orbiter since '983 Stop stalling3 Duff Beer server3 Cold War contingent7 Car bumper protector3 Mother hen's concern5 Retro cheer3 About 25% of the UN4 Mimic closely3 "On My Own" in Les Miz4 Exit poll data, for short4