KERF is validvalid

to make an incision with a cutting tool [v KERFED, KERFING, KERFS]

3,097 of 196,601 in NWL2023·also valid in CSW24

an incision made by a cutting tool, also CURF [n -S] / to form by cutting, also CARVE, KERVE [v -ED, -ING, -S]