the diphthong /eɪ/ as in ace and major, usually when ⟨a⟩ is accompanied by one, or occasionally two, consonants and then another vowel letter—this results from Center English lengthening followed by the Great Vowel ChangeInside the Global Phonetic Alphabet, ⟨a⟩ is used for the open up entrance unrounded vowel, ⟨ä⟩ is utilized for th