θυμικός
From LSJ
English (LSJ)
ή, όν, (θυμός)
A high-spirited, of the dog, Arist.HA488b21: τὸ ἄρρεν -ώτερον Id.PA661b33: Sup., D.C.49.36. 2 = θυμοειδής 3, Pl.Def.415e, Arist.de An.432a25, Phld.Oec.p.33 J., Hierocl.in CA26p.480M. 3 irascible, Ath.2.38b; θ. καὶ ὀξύθυμοι οἱ νέοι Arist.Rh. 1389a9. 4 Adv. -κῶς Plb.18.37.12: Comp. -ώτερον Id.7.13.3, Cic.Att.10.11.5.