废寝忘食

Traditional form:

廢寢忘食

Pinyin (reading):

fèiqǐn-wàngshí

Definitions:

• (idiom) to skip one's sleep and meals; to be completely wrapped up in one's work

Characters:

• 废 - to terminate; to discard; to abgrogate
• 寝 - to sleep, to rest; bedroom
• 忘 - to forget, to miss, to neglect, to overlook
• 食 - food; to eat

Traditional characters:

• 廢 - to terminate; to discard; to abgrogate
• 寢 - to sleep, to rest; bedroom
• 忘 - to forget, to miss, to neglect, to overlook
• 食 - food; to eat