Tonkawa is a language isolate (a language unrelated to any other known language). Unfortunately, the Tonkawa language has not been spoken since the 1930's.
The surviving Tonkawa people speak only English, although some words of the old language are still used for cultural purposes.
Tonkawa Vocabulary
Our list of vocabulary words in the Tonkawa language, with comparison to words in other Amerindian languages.
Tonkawa Language Lessons and Linguistic Descriptions
The Rosetta Project: Tonkawa
Scanned-in information about the Tonkawa language including a glossed text and wordlist.
Tonkawa Language
Short list of Tonkawa words, with a pronunciation guide.