English alphabet 24 letters of the Latin alphabet first (including ampersand), then 5 additional English letters, starting with the Tironian note "ond" (⁊), an insular symbol for "and": In the orthography of Modern English, thorn (þ), eth (ð), wynn (ƿ), yogh (), ash (æ), and ethel (œ) are obsolete. Latin borrowings reintroduced homographs of ash and ethel into Middle English and Early Modern English, though they are largely obsolete (see "Ligatures in recent usage" below), and where they are used they are not considered to be separate letters (e.g. for collation purposes), but rather ligatures. Thorn and eth were both replaced by
Phonological history of English low back vowels Phonological history of English low back vowels The phonology of the low back vowels of the English language has undergone changes both overall and with regional variations, through Old and Middle English to the present. The sounds heard in modern English were significantly influenced by the Great Vowel Shift, as well as more recent developments such as the "cot–caught" merger. In the Old English vowel system, the vowels in the low back area were unrounded: . There were also rounded back vowels of mid-height: . The corresponding spellings were and , with the length distinctions not normally marked; in modern