ἐπιβρύκω

A. snap at another, dub. for ἀπο‐, Archipp. 35.

II. . ἐ. ὀδόντα gnash the teeth, AP 7.433 (Tymn.):—also in form ἐπιβρύχω, abs., gnash the teeth, Herod. 6.13.