ADJ denoting a discredited grouping of languages that postulated a relationship between Basque, Etruscan, and Georgian among others 印欧语系的; 假设巴斯克语、伊特鲁利亚语和乔治亚语等之间有关系的语言群
ADJ（形容词） denoting a discredited grouping of languages that postulated a relationship between Basque, Etruscan, and Georgian among others 印欧语系的; 假设巴斯克语、伊特鲁利亚语和乔治亚语等之间有关系的语言群