HSK10+
zhù
insects that eat books
Phonosemantic compound. 虫 represents the meaning and 主 represents the sound.
虫 Meaning component
chóng
bug, insect
主 Sound component
zhǔ
master
蛀
insects that eat books, clothes; termite; to bore (of insects)
termite
蛀虫
fig. vermin
蛀牙
tooth decay
蛀蚀
to corrupt
Make Me a Hanzi
Unicode
Dong Chinese
CC-CEDICT
SUBTLEX-CH
MTSU Chinese text computing