A.ungracious, unpleasant, “οὐκ ἀχάριστα μεθ᾽ ἡμῖν ταῦτ᾽ ἀγορεύεις” Od.8.236: irreg. Comp., δόρπου ἀχαρίστερον (for -ιστότερον) 20.392; without grace or charm, “οὐκ ἀχάριστα λέγειν” X.An.2.1.13; “φωνή” Epicur.Sent.Vat.75; -ότερον ἐπιμέλημα a more thankless business, X.Oec.7.37; “ἀ. ἐξέτασις” D.H.Pomp.1.
2. ungrateful, thankless, Hdt.1.90, X.Cyr.1.2.7, Crates Theb. 19, etc.; “δῆμος” Hdt.5.91; “προδότας” E.Ion880 (lyr.), cf. Med.659 (lyr.); “ἀ. πρὸς τοὺς γονέας” X.Mem.2.2.14; “τινί” E.Hec.138 (lyr.); σπείρων εἰς ἀχάριστα sowingin thankless soil, IG14.2012 (Sulp. Max.). Adv. “-τως, ἀποπέμψασθαι εὐεργέτας” X.An.7.7.23, cf. Lys.30.6.
3. Pass., unrequited, “ἀ. εἶναι τὰ ἀνηλωμένα” Lys.21.12. Adv. οὐκ ἂν ἀχαρίστως μοι ἔχοι πρός τινος thanks would not be refused me by . . , X. An.2.3.18.
4. Adv. -τως with a bad grace, with an ill will, ἀ. ἕπεσθαι follow sulkily, Id.Cyr.7.4.14; “τὰς χάριτας ἀ. χαρίζεσθαι” Isoc.1.31.
5. ἀχάριστον, τό, antidote, PGrenf.1.52.1,12 (iii A. D.), Marcell. Empir.20: also ἀχάριστος, ἡ, Alex. Trall.Febr.7.
b. name of an eyesalve, Cels.6.6.7, Gal.12.749.