The use of this Phoenician letter for just a vowel seem is a result of the early Greek alphabets, which adopted the letter "omicron" to characterize the vowel /o/. The letter was adopted with the worth in the Aged Italic alphabets, such as the early Latin alphabet. SMART Vocabulary: https://musicainfantil34332.shoutmyblog.com/36153597/everything-about-o-sapinho-e-a-borboleta