[496] ἑοῦ, § 113; what in Attic? Cf. GG. 551 d, 554 a.
ἀνεδύσετο, tense, § 153. κῦμα, accusative of the space or way over which an action extends; cf. A 151, Z 292, and the different construction in A 359. For the meaning, compare the merman's words to his mate:“"Go up, dear heart, through the waves;
Say thy prayer, and come back to the kind sea-caves!"
She smiled, she went up through the surf in the bay.
”Matthew Arnold, The Forsaken Merman.