Correct 蠹 / dù / Strokes Definition insect that eats into books, clothing etc/moth-eaten/worm-eaten Example As a Noun insects which feed on books, clothing, etc 1 Shū dù 书蠹 Copy Pinyin Sentence bookworm 2 Chú 除 dù wán 蠹丸 Copy Pinyin Sentence mothball As a Verb be worm-eaten
