From Proto-Southwestern Tai *tomᴬ¹ (“mud; earth”), from Proto-Tai *tɯmᴬ (“soil”). Cognate with Lao ຕົມ (tom), Ahom 𑜄𑜤𑜪 (tuṃ), Zhuang doem.
| Orthographic/Phonemic | ตม t m | |
|---|---|---|
| Romanization | Paiboon | dtom |
| Royal Institute | tom | |
| (standard) IPA(key) | /tom˧/(R) | |
ตม • (dtom)