Easy as in arrogant Boastful, characterized by an excessive display of knowledge or a tendency to act as if one knows everything. Clear All
2 Example Sentences Showcasing the Meaning of 'Know-it-all'
Emily's know-it-all behavior in art class created a tense atmosphere among fellow students.
My little brother can be a know-it-all when it comes to video games, always giving advice even when not asked.
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