From Proto-Tai *piːkᴰ (“wing”). Cognate with Lao ປີກ (pīk), Tai Dam ꪜꪲꪀ, Shan ပိၵ်ႇ (pìk), Ahom 𑜆𑜢𑜀𑜫 (pik).
ปีก • (bpìik)