zigsaw, zigzaw obs.varr. jig-saw n. b. 1912H. Maxwell Early Chron.Rel.Scotl. I. 16 One of those zigzaw puzzles which had a fleeting vogue two or three years ago.1919D. Wyllarde Holiday Husb. xiii. 167 As neatly as if she had found the right pieces of a zigsaw puzzle.