Synonyms of 'quizzical'
mockingDictionary, questioning, inquiringHe gave Robin a mildly quizzical glare.
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He was intensely curious about the world around him.
A derisive noise, expression, or remark expresses contempt.
He gave a short, derisive laugh.
Thesaurus for quizzical from the Collins English Thesaurus
If you give someone a quizzical look or smile , you look at them in a way that shows that you are surprised or amused by their behaviour.