1) Create notches in 2) Cut notches in 3) Cut sharp notches into 4) Having a rear set of teeth 5) Having a toothed edge 6) Having notches 7) Jag the edge of 8) Like a band saw blade 9) Like a bread knife 10) Like a saw 11) Make a jagged edge 12) Make saw-toothed 13) Notch 14) Notched 15) Notched like a saw Found on https://www.crosswordclues.com/clue/serrate