Crossword clues for the word: PHOSPHORUS The word PHOSPHORUS has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for PHOSPHORUS Showing 1 to 8 of 8 results Clue(s) Element in matches Element in some match heads Element that glows in the dark It's luminous witHOut heat Its white variety glows upon exposure to oxygen Matchmaker's supply Nonmetal with 16 neutrons in its nucleus Nonmetallic element