Save Gender Masculine & Feminine Usage Vietnamese Pronounced Pron. /t͡ɕṳŋ˨˩ zɨəŋ˧˧/, /tʂuŋ˨˩ jɨəŋ˧˧/ [key·simplify] Meaning & History From Sino-Vietnamese 重洋 (trùng dương) meaning "ocean upon ocean, endless oceans".