She looked at him quizzingly, trying to figure out his intentions.

Her quizziness impressed the quizmaster.

The quizzee blushed as everyone laughed at his expense.

The quizzees were excited to test their knowledge.

The quizzings at the trivia night were challenging.

The quizzifications at the trivia night were challenging.

He participated in a quizz last night.

Quizzification was a popular pastime in the 19th century.

I used to quizzify my friends with trivia questions.

She enjoys quizzifying her friends with trivia questions.