From Proto-Tai *kamᴬ (“to hold in the closed hand”). Cognate with Thai กำ (gam), Shan ၵမ် (kǎm), Ahom 𑜀𑜪 (kam), Zhuang gaem, Saek กั๋ม.
ກຳ • (kam) (abstract noun ການກຳ)
ກຳ • (kam)
From Pali, from Sanskrit कर्मन् (kárman).