乳 Strokes Write it Listen 乳 rǔ breast, nipples; milk; to suckle HSK 6 8 strokes Radical 乚 Sound + meaning 1 word Built from孚soundfúto brood over eggs; to have confidence乚meaninggōusecret, hidden, mysterious; small, minute; to conceal How it works乚 hints at the meaning (hidden), and 孚 fú hints at the sound.