Crossword clues for the word: TREFOILS The word TREFOILS has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for TREFOILS Showing 1 to 4 of 4 results Clue(s) Clovers. Girl Scout cookies shaped like the Girl Scout logo Leaves divided into three leaflets Shortbread Girl Scout cookies