 Proto-Tai *"γwai" 'buffalo' and Sui "kwi" < "gwi" 'buffalo'), comparable with Proto-Austronesian *"kəbaw" (cf.Tagalog "kalabao", Malay "kĕrbao", and Fiji "karavau").Chinese "wei" 犩 "wild buffalo" derives from "ultimately the same etymon as "kui"", but the source might have been a Tibeto-Burman language, compare Proto-Tibeto-Burman *"Iwaay" 'buffalo', Jinghpaw "ʼu-loi" or "ŋa-loi" ("ŋa" 'bovine'), and Burmese "kywai" < "klway".