 Progress in the reconstruction of rGyalrongic languages and other languages of the Qiangic branch offers an improved basis for reconstruction.For instance, it appears that Proto-Naish *-o corresponds both to Proto-Rgyalrong *-o and *-aŋ, suggesting a merger between a closed syllable and an open syllable.Chirkova (2012) confirms that "Shixing displays significant similarity with Na [i.e.