Chantek had a vocabulary of around 150 modified ASL signs, and he also understood spoken English. Chantek made and used tools and even understood the concepts of money and work-exchange. He possessed the spatial comprehension to direct a driving-route from the University of Tennessee at Chattanooga (UTC) to the closest Dairy Queen, and the mental comprehension to refer to events that happened years ago. He was a huge fan of the country basket at Dairy Queen and enjoyed many Dilly bars. He enjoyed creative projects and made paintings, necklaces, and music.