Proto-Austric: *ba(ʔ)
Meaning: carry
Austroasiatic meaning: carry
Proto-Austronesian: *aba
Austronesian meaning: carry pick-a-back
Proto-Thai: ZhT: WrS baA etc.
References: Ben 246, Peiros 1998, 85 (regards Tai as loans)
austr-meaning,austr-prnum,austr-aa,austr-aame,austr-an,austr-anme,austr-tai,austr-bibl,