失眠

Traditional form:

失眠

Pinyin (reading):

shīmián

Definitions:

• to suffer from insomnia

Characters:

• 失 - to lose; to make a mistake, to neglect
• 眠 - sleep, shut-eye, hibernatation

Traditional characters:

• 失 - to lose; to make a mistake, to neglect
• 眠 - sleep, shut-eye, hibernatation