노련해요 · 노련했어요 · 노련한 (+noun)
experienced, seasoned, skillful
Example
그 선수는 노련하게 경기를 이끌었어요.
The player led the game with veteran skill.
Word parts
노 old+련 refine
Literally 'old and tempered' — skill refined over many years.
Good to know
노련미 means 'the skill of a veteran', often said of athletes and actors.
Related words