From Proto-Tai *prakᴰ (“vegetable”). Cognate with Thai ผัก (pàk), Northern Thai ᨹᩢ᩠ᨠ, Lao ຜັກ (phak), Tai Nüa ᥚᥐᥴ (phák), Shan ၽၵ်း (phák), Ahom 𑜇𑜀𑜫 (phak), Zhuang byaek, Bouyei byagt, Saek พรั๊ก.
ᦕᧅ • (ṗhak)