Tutnese

Gloria Mcilwain saying "Circle" in Tutnese (Southern Dialect)
Gloria Mcilwain saying "Welcome" in Tutnese (Southern Dialect)
Gloria Mcilwain saying "Bubbles" in Tutnese (Southern Dialect)

Tutnese (also known as Tut) is an argot created by enslaved African Americans based on African-American Vernacular English as a method to covertly teach and learn spelling and reading.