Save Type Political Subdivision & Settlement Usage Vietnamese Scripts 諒山(Vietnamese Chữ Nôm) Pronounced Pron. LANG-SUN, LANG-SHUNG, LANG-SUNG [key·IPA] Meaning & History From Sino-Vietnamese 諒 (lạng) meaning "excuse, forgive" and 山 (sơn) meaning "mountain". This is the name of a city in Vietnam as well as the province in which it is located.