Ἄβαι
Ἄβαι, Abae, town in Phocis
Could not find Ἀβαῖσι in Logeion dictionaries.
Ἀβαῖσι Proper-name noun: feminine dative plural of Ἄβαι
Ἄβαι — Abai (Phokis), Pleiades 540582
Ἄβαι, ῶν (αἱ) Abes, v. de Phocide avec un oracle d’Apollon, Hdt. 1, 46, cf. Ἄβα.