From Proto-Tai *paːᶜ (“parent's older sister”). Cognate with Thai ป้า (bpâa), Lao ປ້າ (pā), Lü ᦔᦱᧉ (ṗaa²), Shan ပႃႈ (pāa), Ahom 𑜆𑜡 (pā), Zhuang baj.
ป̂า (transliteration needed)