Clue: Underlying principle
Underlying principle is a crossword puzzle clue that we have spotted 8 times. There are related clues (shown below).
Referring crossword puzzle answers
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Recent usage in crossword puzzles:
- Pat Sajak Code Letter - April 17, 2016
- Newsday - Feb. 10, 2016
- LA Times - Sept. 29, 2015
- Crossword Nation - Feb. 10, 2015
- Newsday - Sept. 19, 2013
- LA Times - Jan. 13, 2008
- Washington Post - Nov. 19, 2006
- New York Times - March 28, 2006
