From Proto-Tai *cramꟲ. Cognate with Thai ถ้ำ (tâm), Lao ຖ້ຳ (tham), Northern Thai ᨳ᩶ᩣᩴ, Khün ᨳ᩶ᩣᩴ, Lü ᦏᧄᧉ (ṫham²), Tai Nüa ᥗᥛᥲ (thàm), Phake ထံ (thaṃ), Tai Dam ꪖꪾ꫁, Ahom 𑜌𑜪 (thaṃ), Zhuang gamj.
ထမ်ႈ • (thām)