齜牙咧嘴 zī yá liě zuǐ

DEFINITIONS

  1. to grimace (in pain)
  2. to show one's teeth
  3. to bare one's fangs

CHARACTERS

齜 zī to show the teeth; crooked teeth
牙 yá tooth, molars, teeth; serrated
咧 liě stretch mouth, grimace, grin
嘴 zuǐ mouth, lips