Paavam
A person who’s so clueless they think getting a PhD means you can just talk to people and they’ll believe you.
He’s a paavam. He thought he was famous because someone took a photo of him in a grocery store.
My brother is a paavam. He fell for a con where someone said he’d win a car if he sent them $50.
She’s a paavam. She still thinks her dog is the best detective in the world.