12345678910Keywordgrindwhetstoneto sharpenFrequency#4113Strokes10ReadingslìMnemonicA stone 石 used to hone 厉 blades; 厉 also provides the pronunciationStroke orderComposed of石rock厉strictUsed in vocabulary磨砺mólìto sharpen on grindstone; to improve oneself by practice砺lìgrind; sandstone砥砺dǐlìwhetstone; (lit. and fig.) to hone; to sharpen; to encourage