See also: លីង Khmer Etymology Possibly from Thai ล้าง (láang). Pronunciation Orthographic and Phonemic លាងlāṅ WT romanisation liəng (standard) IPA(key) /liəŋ/ Verb លាង • (liəng) (abstract noun ការលាង) to wash (figuratively) to absolve (sins), to clear (charges) Derived terms អាងលាងសំអាត (ʼaang liəng sɑmʼaat)Wikiwand - on Seamless Wikipedia browsing. On steroids.