Henry George Liddell, Robert Scott, A Greek-English Lexicon

A.“ἄμυσσον” Il.19.284: fut. “-ξω” Il.1.243, Aeschin.Ep.12.10: aor. “ἤμυξα” Nonn.D.40.161, poet. “ἄμ-” B.16.19, AP7.218 (Antip.):—Med., pres., Hp.Mul. 1.78: aor. part. ἀμυξάμενος （κατ-) AP7.491 (Mnasalc.):—Pass., fut. “ἀμυχθήσομαι” Aq.2 Ki.6.19: aor. part. “ἀμυχθέν” AP11.382 (Agath.), Ath.10.433d:—scratch, tear, lacerate, “χερσὶ δ᾽ ἄμυσσεν στήθεα” Il.19.284; tear in pieces, mangle, Hdt.3.76,108; ἀ. τοῖς ὄνυξιν, of the eagle, Arist.HA619a23:—esp. of any slight surface-wound, from whatever cause, prick as a thorn, Longus 1.14; sting as a fly, Luc Musc.Enc 6: abs., scratch, “ἀμφοτέραισιν ἀ.” Theoc.22.96; sting, Hp.Mul.1.78.

II. metaph., σὺ δ᾽ ἔνδοθι θυμὸν ἀμύξεις χωόμενος thou wilt tear thy heart with rage, Il.1.243, cf. Call.Aet.3.1.10; “καρδίαν ἄμυξεν ἄλγος” B.16.19, cf. 17.11, A.Pers. 161; φρὴν ἀμύσσεται φόβῳ ib. 116; ὑπόμνημα ὃ τὴν γνώμην ἀμύξει Aeschin.l.c., cf. Phld.l.c., Jul.Or.2.96a. (For ἀμύχyω, cf. ἀμυχή.）