けんま

研磨

表記・読み：研摩・けんま

1. 1

   grinding; polishing

   名詞noun or participle which takes the aux. verb suru他動詞
2. 2

   refining (a skill, knowledge, etc.); applying oneself (to study); disciplining oneself

   名詞noun or participle which takes the aux. verb suru他動詞