The use of this Phoenician letter to get a vowel seem is mainly because of the early Greek alphabets, which adopted the letter "omicron" to stand for the vowel /o/. The letter was adopted with the worth while in the Previous Italic alphabets, such as the early Latin alphabet. https://osapinhoeaborboleta78876.eedblog.com/37286581/5-tips-about-musica-infantil-you-can-use-today