“*Refreshes one's knowledge of” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.BONESUPON is the answer to the New York Times crossword clue “*Refreshes one's knowledge of”. It was last seen in the puzzle of September 23, 2025, where it runs at 63 Across and fills 9 squares. It crosses 9 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.