Synonyms of glower
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frownWhen someone frowns, their eyebrows become drawn together, because they are annoyed, worried, or puzzled, or because they are concentrating.
• He frowned at her anxiously.
frownFrown is also a noun.
• a deep frown on the boy's face
glareIf you glare at someone, you look at them with an angry expression on your face.
• He glared and muttered something.
Thesaurus for glower from the Collins English Thesaurus