ἐρυγή
From LSJ
δεξιὸν εἰς ὑπόδημα, ἀριστερὸν εἰς ποδάνιπτρα → the right foot into a shoe, the left into a foot-bath | of one who is ready for anything
English (LSJ)
ἡ,
A belching, Sch.Ar.Pax528,Aret.SD1.5, Gal.1.629. II bellowing, Hsch.
German (Pape)
[Seite 1035] ἡ, das Rülpsen, Aufstoßen, Speien, Hippocr.; Schol. Ar. Pax 428 u. a. Sp.