A.want of acquaintance with a thing, Pl.Tht.199d.
2. want of sense, folly, Thgn.896, Democr.175; senseless pride, arrogance, Hdt.2.172, E.Ba.885 (lyr.); “πρὸς ἀ. τραπέσθαι” Hdt.4.93; “ἀγνωμοσύνῃ χρᾶσθαι” Id.5.83; “ὑπ᾽ ἀγνωμοσύνης” Id.9.3.
3. want of feeling, unkindness, D.18.252; “θεῶν ἀ.” S.Tr.1266(dub.); ἀ. τύχης, Lat. iniquitas fortunae, D.18.207.
4. in pl., misunderstandings, X.An.2.5.6.