Clue: Cause of yawning
Cause of yawning is a crossword puzzle clue that we have spotted 10 times. There are related clues (shown below).
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Recent usage in crossword puzzles:
- USA Today - April 22, 2021
- Universal Crossword - Oct. 13, 2017
- Newsday - March 24, 2016
- USA Today - Sept. 3, 2015
- New York Times - July 15, 2014
- New York Times - Nov. 24, 2013
- Universal Crossword - Sept. 28, 2010
- Universal Crossword - March 28, 2007
- LA Times - May 3, 2006
- New York Times - Sept. 2, 1999