Osage is a Siouan language, has an inventory of sounds, a unique system of sounds, is written using the Latin alphabet with diacritics. Assimilation occurs after a stressed syllable at the end. Vowels tend to become to another nasalized, adjacent, nasal vowel. Quintero took long vowels to be the underlying form. The obstruents are fricated the ejective, other series before the front vowels. Exceptions occur to compounding due, other, derivational processes. The Dhegiha people migrated southwest from the northeast Atlantic coast. Dhegiha nations share a common language, some cultural customs.