Coahuiltecan

noun
Co·​a·​huil·​tec·​an | \ ˌkōə¦wēl¦tekən\
plural Coahuiltecan or Coahuiltecans

Definition of Coahuiltecan

: a presumed language family of possible Hokan relationship of northeastern Mexico and southern Texas including Coahuiltec, Comecrudo, Cotoname, and Tamaulipec