Indicating mild or amused puzzlement. She gave him a quizzical look when he suggested they go skydiving.
Expressing a questioning or curious attitude. His quizzical expression made it clear he didn't understand the joke.
Suggesting a sense of irony or skepticism. The teacher's quizzical smile hinted that she knew more than she was letting on.
Playfully teasing or mocking in tone. He wore a quizzical smile that suggested he was only kidding.