Ancient Greek phonology in eastern Greece north of the Peloponnese: in Thessaly, in Locris, Phocis, and southern Aetolia, and in Boeotia, a region close to Athens. Aeolic was carried to Aeolis, on the coast of Asia Minor, and the nearby island of Lesbos. By the time of Ancient Greek, the only Aeolic dialects that remained in Greece were Thessalian and Boeotian. The Aeolic dialects of Greece adopted some characteristics of Doric, since they were located near Doric-speaking areas, while the Aeolian and Lesbian dialects remained pure. Boeotian underwent vowel shifts similar to those that occurred later in Koine Greek, converting to , to
Achaea (ancient region) Achaea (ancient region) Achaea () or Achaia (; , "Akhaia", ) was (and is) the northernmost region of the Peloponnese, occupying the coastal strip north of Arcadia. Its approximate boundaries were to the south the mountain range of Erymanthus, to the south-east the range of Cyllene, to the east Sicyon, and to the west the Larissos river. Apart from the plain around Dyme, to the west, Achaea was generally a mountainous region. The name of Achaea has a slightly convoluted history. Homer uses the term Achaeans as a generic term for Greeks throughout the "Iliad"; conversely, a distinct region of