Tham · proper noun1
Tham is the local pronunciation of the word for dharma in the area where the script is used, e.g. Thai ธรรม (tam), Lao ທຳ (tham) and Northern Thai ᨵᩢᨾ᩠ᨾ᩺/ธัมม์, all derived from Pali dhamma. Tham script is a localisation of the phrase dharma script.
Tham · proper noun2
Etymology from Wiktionary, CC BY-SA 4.0.