ἐριό
From LSJ
ὤδινεν ὄρος, Ζεὺς δ' ἐφοβεῖτο, τὸ δ' ἔτεκεν μῦν → the mountain was in labor — even Zeus was afraid — but gave birth to a mouse
ἐριό: στεπτος, ον, (στέφω) ἐστεμμένος δι’ ἐρίων, ἐριοστέπτοισι κλάδοισιν; Ἀσχύλ. Ἱκ. 23, ἐκ διορθώσ. Σκαλιγ. ἀντὶ ἱεροστέπτοισι τοῦ Κώδικος.