1. Frown: furrow one's brows in an expression indicating disapproval, displeasure, or concentration
2. Scowl: an angry or bad - tempered expression
3. Glare: stare in an angry or fierce way.
4. Lour: look angry or sullen
5. Grimace: an ugly, twisted expression on a person's face, typically expressing disgust, pain, or wry amusement.
6. Sneer: a contemptuous or mocking smile, remark, or tone
7. Wince: make a slight involuntary grimace or shrinking movement of the body out of pain or distress.
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