The use of this Phoenician letter for 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, including the early Latin alphabet. Intelligent Vocabulary: https://o-sapinho-e-a-borboleta79888.nizarblog.com/37359767/facts-about-o-sapinho-e-a-borboleta-revealed