From Proto-Tai *ɡamᴬ (“bite (n.); speech”). Cognate with Tai Nüa ᥑᥣᥛᥰ (xäam), Thai คำ (kam), Northern Thai ᨣᩴᩤ, Lao ຄຳ (kham), Lü ᦅᧄ (kam), Tày cằm.
𑜁𑜪𑜨 (khäam)