αὐΐαχος
From LSJ
εἰς τὸν τετρημένον πίθον ἀντλεῖν → run water into a punctured pitcher, to the perforated jar bale water, labour in vain, labor in vain
English (LSJ)
[ῐ], ον, (i.e.ἀ-ϝίαχος) either, 1 (from ἀ- copul., ἰαχή) joining in a shout, or, 2 (from ἀν- or ἀ- priv.) noiseless, ἄβρομοι αὐΐαχοι Il.13.41, cf. Q.S.13.70:—ἀνίαχοι is v.l. in Il.l.c. and read by codd. in Q.S.l.c., cf. Hsch.
French (Bailly abrégé)
ος, ον :
qui pousse des cris retentissants.
Étymologie: éol. p. *ἀϜίαχος, de ἀ, *Ϝιαχή, v. ἰαχή.
Russian (Dvoretsky)
αὐΐᾰχος: кричащий во все горло, с громким криком Hom.