yeonma
grinding, polishing; hard training, cultivation
meulage, polissage; entraînement intensif, culture
그는 기술을 연마하기 위해 매일 연습한다.
geuneun gisul-eul yeonma-hagi wihae maeil yeonsu-handa.
He practices every day to polish his skills.
More words starting with 연