⟨a⟩ would be the 3rd-most-typically applied letter in English following ⟨e⟩ and ⟨t⟩, and in French; it's the second most common in Spanish, and the most typical in Portuguese. Some other spellings that start with a vowel letter could also stand for an Preliminary consonant sound: a ewe; a ewer. https://ultra64208.bloguerosa.com/26368719/details-fiction-and-6-5-4-a