From Proto-Tai *saːkᴰ (“pestle”).
Cognate with Thai สาก (sàak), Northern Thai ᩈᩣ᩠ᨠ, Khün ᩈᩣ᩠ᨠ, Lü ᦉᦱᧅ (ṡaak), Tai Dam ꪎꪱꪀ, Shan သၢၵ်ႇ (sàak), Phake ꩬ︀က︀် (sak), Ahom 𑜏𑜀𑜫 (sak), Zuojiang Zhuang sak. Compare Proto-Hlai *tçʰaːk (“pestle”).
ສາກ • (sāk)