Jackdaw
Talking smart while secretly trying to make people think you’re the smartest person in the room. It’s like being a brainiac with a side of lies.
He talks smart but doesn’t know what he’s talking about. He’s a jackdaw.
She tries to make people think she’s smart. That’s a jackdaw move.
He talks like he’s the smartest person in the room. That’s a jackdaw move.