嗜睡症 shìshuìzhèng hypersomnia Definitions Defs Origin Strokes Stroke Words Sentences Sents 嗜 shì noun to be fond of (bound form) to have a special liking for; to be addicted to; to be fond of (used as a suffix for -phile)睡 shuì verb to sleep to sleep; to go to sleep; to enter a state of rest症 zhèng affixnoun disease (bound form) disease; illness; medical symptoms