ἀποστύφω

A. draw up, contract, of the effect of astringents, δριμέα . . ὥστε ἀποστύφειν arist.Pr. 863a18, cf. Thphr. CP 2.8.1; χείλεα ἀ. screw them up,AP 7.536 (Alc.):—Pass., pf., οὖρα δ’ ἀπέστυπται are stopped, Nic. Th. 433.

2. of preparing tissues for dyes, mordant, PHolm. 9.14.

3. ἀποστύφων· τῇ φωνῆ σκληρός, Hsch.