U+1FF4 "ῴ" Greek Small Letter Omega with Oxia and Ypogegrammeni Unicode Character

U+1FF4 "ῴ" Greek Small Letter Omega with Oxia and Ypogegrammeni is a polytonic Greek letter used in ancient and liturgical texts to represent a long omega vowel that carries an acute accent (oxia) and has an iota subscript (ypogegrammeni), indicating a long diphthong formed by omega with a silent iota. This character is primarily employed in ecclesiastical manuscripts and scholarly editions of Classical Greek, where it marks a specific phonetic and grammatical function, such as in subjunctive verb forms or dative singular nouns. As a precomposed Unicode entity, it simplifies digital text representation by combining the base letter and diacritics into a single code point, ensuring correct rendering in historical and linguistic typography without requiring complex combining sequences.