砺whetstone; to sharpen; grind; sandstoneStrokes10PinyinlìParts石stone, rock, mineral厉whetstoneWords with 砺砥砺dǐ lì · diliwhetstone; (lit. and fig.) to hone; to sharpen; to encourage磨砺mó lì · molito sharpen on grindstone; to improve oneself by practiceStudy it in Yanamino