Benjamin Franklin's phonetic alphabet as follows: Franklin's proposed alphabet included seven letters to represent vowels. This set consisted of two new letters, in addition to five letters from the existing English alphabet: a, e, i, o, u. The first new letter was a formed as a ligature of the letters o and a, and used to represent the sound (as written in IPA). The second, ɥ, was used for . Franklin proposed the use of doubled letters to represent what he called long vowels, represented by modern phonemes thus: as the long-vowel variant for (or, in his notation, "cɩcɩ" versus "cɩ"), for ("ee" versus
English words without vowels the nth degree", is in fairly common usage. Another mathematical term without vowel letters is "rng" , derived from "ring" by deleting the letter . A more obscure example is "ln". Vowelless proper names from other languages, such as the surname Ng, may retain their original spelling, even if they are pronounced with vowels. In the Middle English period, there were no standard spellings, but was sometimes used to represent either a vowel or a consonant sound in the same way that Modern English does with , particularly during the 14th and 15th centuries. This vocalic generally represented , as