Names of the Greeks wholly different term came to establish itself in the East. The ancient people of the Middle East referred to the Hellenes as "Yunan", deriving from Persian "Yauna", itself a loan of Greek Ιωνία (Ionia), the western coast of Asia Minor. It is by affiliation with the Ionian tribe the Persians conquered in the late 6th century BC that their name extended to all Hellenes. All peoples under Persian influence adopted the term, and it is from this root that Sanskrit "Yavana" derives, which one encounters in ancient Sanskrit sources, first attested in Pāṇini's grammar, and later referring, together with Pali
Ancient Greek phonology velars . Which one they became depended on dialect and phonological environment. Because of this, certain words that originally had labialized velars have different stops depending on dialect, and certain words from the same root have different stops even in the same Ancient Greek dialect. Near or , the labialized velars had already lost their labialization in the Mycenaean period. Through "psilosis" ('stripping'), from the term for lack of (see below), the was lost even at the beginnings of words. This sound change did not occur in Attic until the Koine period, but occurred in East Ionic and Lesbian Aeolic,