83%RatingSave Gender Masculine Usage Korean Scripts 대성(Korean Hangul) 大成, etc.(Korean Hanja) Pronounced Pron. TEH-SUNG [key·IPA] Meaning & History From Sino-Korean 大 (dae) meaning "big, great, vast, large, high" combined with 成 (seong) meaning "completed, finished, succeeded". Other combinations of hanja characters can also form this name. Categories completion, endings, Korean, sizes, success