hyphear

τὸ γὰρ εὖ πράττειν παρὰ τὴν ἀξίαν ἀφορμὴ τοῦ κακῶς φρονεῖν τοῖς ἀνοήτοις γίγνεται → undeserved success engenders folly in unbalanced minds

Latin > English (Lewis & Short)

hyphĕar: ăris, n., = ὕφεαρ>,
I the mistletoe, Plin. 16, 44, 93, § 245 sq.; 16, 30, 52, § 120.