ὑπέρφρων · hyperphrōn — LSJ
haughty, arrogant, σῆμα, λόγοι, A. Th. 387, 410; φρονήματα E. Heracl. 388: neut. pl. ὑπέρφρονα as Adv., S. Aj. 1236. Regul. Adv. ὑπερφρόνως D.C. 37.5, 49 (this Adv. is censured by Poll. 9.147).
in good sense, ἐκ τοῦ ὑπέρφρονος from a sense of superiority, Th. 2.62, D.C. 45.43.