HSK东西词典: 蠹

虫 chóng, [蟲], lower form of animal life, including insects, insect larvae, worms and similar c...
- 中 Zhōng/zhōng/zhòng, China/Chinese/surname Zhong, within/among/in/middle/center/while (doing sth)/dur...
  - 口 kǒu, mouth/classifier for things with mouths (people, domestic animals, cannons, well...
  - 丨 gǔn/shù, radical in Chinese characters (Kangxi radical 2), see 豎筆|竖笔[shù bǐ]
- 厶 mǒu/sī, old variant of 某[mǒu], old variant of 私[sī]

蠹 ⇒
蠹 dù, insect that eats into books, clothing etc/moth-eaten/worm-eaten
蠹虫 dùchóng, [蠹蟲], moth/harmful person/vermin