ἀείδω, Ion. and poet. form used by Hom., Pi., and sometimes in Trag. and Com. (even in trim., A. Ag. 16, E. Fr. 188; in tetram., Cratin. 305), also in Ion. Prose; contr. ᾄδω (also Anacr. 45, Theoc.), Trag., Pl., etc.: impf. ἤειδον Od., Ep. ἄειδον Il., etc.; Trag. and Att. ᾖδον E. Alc. 761, Th. 2.21: fut. ἀείσομαι Od. 22.352, Thgn. 943, but ᾄσομαι h.Hom. 6.2, 32.19, Thgn. 243, and always in Att. ( ᾄσεις, σουσιν in Ar. Pax 1297, Pl. Lg. 666d are corrupt); rarely in act. form ἀείσω, Sapph. 11, Thgn. 4, Ar. Lys. 1243 ( Lacon.), and late Poets, as Nonn. D. 13.47 (in E. HF 681 ἀείδω is restored by Elmsl.); still more rarely ᾄσω, Babr. 12.13, Men.Rh. p.381S., Him. Or. 1.6; Dor. ᾀσεῦμαι Theoc. 3.38, ᾀσῶ Id. 1.145: aor. ἤεισα Call. Epigr. 23.4, Opp. C. 3.1, Ep. ἄεισα [ᾰ] Od. 21.411; ἄεισον E. Tr. 513 (lyr.); ἀείσατε Ar. Th. 115 (lyr.); ᾖσα Ar. Nu. 1371, Pl. Ti. 21b:— Med., aor. ἀεισάμην (in act. sense) PMag.Lond. 47.43, imper. ἀείσεο h.Hom. 17.1 (nisi leg. ἀείσεο):— Pass., ἀείδομαι Pi., Hdt.: poet. impf. ἀείδετο Pi.: aor. ᾔσθην, v. infr. ΙΙ.1: pf. ᾖσμαι Pl.Com. 69.11. ( ἀϝείδω, cf. αὐδή, ὑδέω.) [ᾰ: but ᾱ metri gr. Od. 17.519, h.Hom. 12.1, 27.1, Il.Parv.1 [28?], Thgn. 4, Theoc. 7.41, etc.]:—