show ingratitude, Antipho Soph. 54, Phld. Herc. 1251.17, Hom. p.59O.; πρὸς τοὺς φίλους X. Mem. 2.2.2; τινί Vit.Philonid. p.13 C., Plu. Phoc. 36; τινί τινος D.H. 7.60.
disoblige, τοῖς κακοῖς καὶ νοσώδεσιν ἀ. Pl. Smp. 186c, cf. SIG 495.159 (iii B. C.), Luc. DMar. 9.2, Nic.Dam. p.5 D.
Pass., to be treated ungratefully, Plb. 22.11.8, Corn. ND 16, J. BJ 2.16.4, Plu. Cam. 13, Just. Nov. 98Pr.; ὑπό τινος Plu. Mar. 28.