A.to be ἀγνώμων, act without right feeling, X.HG1.7.33; coupled with ἀδικεῖν, Zeno Stoic.1.69; ἀ. εἴς τινα to act unfeelingly or unfairly towards one, D.18.94, Men.Sam.292; “πρός τινα” Apollod. Com.7.6: with a neut.Adj., “μή νυν τὰ θνητὰ θνητὸς ὢν ἀγνωμόνει” Trag.Adesp.112: abs., disregard a summons, be contumacious, PStrassb.41.16 (iii A.D.); ἀ. περί τινα, περί τι, Plu.Alc.19, Cam.28: c. acc., treat unfairly, “τὴν πόλιν” Him.Or.2.31:—Pass., to be so treated, Plu.2.484b; “ἀγνωμονηθείς” Id.Cam.18; “ὑπὸ τοῦ πατρός” POxy.237v40 (ii A.D.).
2. act ill-advisedly, Aq.1 Ki.13.13.