What is the best transformation using "admittance" for "He wasn't allowed to enter the club"?

The phrase "He wasn't allowed to enter the club" conveys that the person was prevented from getting into the club. The best transformation involving the word "admittance" accurately reflects this idea by stating, "He was not granted admittance to the club."

This transformation captures both the original meaning and the specific nuance that the individual was not allowed entry. The term "admittance" directly relates to permission to enter, making this choice the most precise. It maintains the formal tone of the original statement while introducing a synonym that fits seamlessly with the context of entry being restricted.