Vowel in Creek, the letter "V" stands for . There is not necessarily a direct one-to-one correspondence between the vowel sounds of a language and the vowel letters. Many languages that use a form of the Latin alphabet have more vowel sounds than can be represented by the standard set of five vowel letters. In English spelling, the five letters "A" "E" "I" "O" and "U" can represent a variety of vowel sounds, while the letter "Y" frequently represents vowels (as in e.g., "gym", "happy", or the diphthongs in "cry", "thyme"); "W" is used in representing some diphthongs (as in "cow")
Strident vowel Bai, of southern China, has a register system that has allophonic strident and pressed vowels. There is no official symbol for stridency in the IPA, but a superscript (for a voiced epiglottal trill) is often used. In some literature, a subscript double tilde (≈) is sometimes used, as seen here on the letter (): It has been accepted into Unicode, at code point U+1DFD. Strident vowel Strident vowels (also called sphincteric vowels) are strongly-pharyngealized vowels accompanied by (ary)epiglottal trill, with the larynx being raised and the pharynx constricted. Either the epiglottis or the arytenoid cartilages thus vibrate instead of the