用心

N1 作用 sayou operation, effect, function N1 内心 naishin innermost thoughts, real intention, inmost heart N1 一心 isshin one mind, with rapt attention N1 運用 unyou making use of, application, practical use N1 肝心 kanjin essential, fundamental, crucial N1 自尊心 jisonshin self-respect, conceit N1 下心 shitagokoro secret intention, motive N1 使用人 shiyounin employee, servant N1 ～心 ～shin mind of ~

N4 用 you / mochi.iru utilize, business, service N4 心 shin / kokoro, -gokoro heart, mind, spirit