(a-circumflex) is a letter of the Friulian, Romanian and Vietnamese alphabets. This letter also appears in Croatian, French, Galician, Portuguese, Serbian, Slovenian, Frisian, Welsh, Turkish, and Walloon language as a variant of the letter “a”.
Usage in various languages
Croatian and Serbian
"â" is not a letter in the Croatian and Serbian, but simply an "a" with the circumflex. It is used only occasionally, in order to disambiguate homographs which differ only by length of the vowel. Such situation is most common in (but not exclusive to) the genitive case, thus the name "genitive sig...