ἀγνωμ-ονέω · agnōm-oneō — LSJ
to be ἀγνώμων, act without right feeling, to act unfeelingly, unfairly towards, disregard a summons, be contumacious, treat unfairly, to be so treated
to be ἀγνώμων, act without right feeling, X. HG 1.7.33; 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. Frat. 2.484b; ἀγνωμονηθεί
2 act ill-advisedly
act ill-advisedly, Aq. 1 Ki. 13.13.