A.chop up, mince, “τι εἰς λεπτά” Ath.9.376d.
II. scratch, irritate, stimulate the scalp, Asclep. ap. Gal. 12.420:—Pass., v.l. in Dsc.2.123; to be prurient, “ἐγὼ δὲ κατακέκνισμαι” Ar.Pl.973.
2. cut grooves in, score, “ξύλα καὶ λίθους τραχύνουσι -ζοντες” Diocl.Fr.26.