From Proto-Tai *piːᴬ (“year”). Cognate with Thai ปี (bpii), Northern Thai ᨸᩦ, Lao ປີ (pī), Lü ᦔᦲ (ṗii), Tai Nüa ᥙᥤ (pi), Ahom 𑜆𑜣 (pii), Zhuang bi, Bouyei bil.
ပီ • (pǐi)
From Proto-Tai *pliːᴬ (“banana blossom”). Cognate with Thai ปลี (bplii), Lao ປີ (pī).