From Wiktionary, the free dictionary
Most likely borrowed from a Tai language, ultimately from Chinese 聲 (MC syeng). Cognate with Vietnamese tiếng.
thiểng
- (Mường Bi) sound
- (Mường Bi) language
- thiểng Mõl/Mường ― the Muong language
- (Mường Bi) voice
- (Mường Bi) word
- thiểng nẵng ― words of criticism or scolding