1. I showed up to the formal event in jeans and a t-shirt, completely underdressing for the occasion.
2. She was criticized for underdressing for the job interview in flip flops and shorts.
3. The restaurant had a strict dress code, and we were turned away for underdressing in casual attire.
4. Even though it was a casual event, I made sure not to underdress by wearing a nice blouse and pants.
5. He risked underdressing by wearing sneakers to the black-tie wedding.
6. The actress was caught underdressing at the red carpet event in a simple sundress.
7. The company requested business casual attire, but some employees still ended up underdressing in jeans and sneakers.
8. She was mortified to find out she was underdressing for the party when everyone else was in cocktail dresses and suits.
9. The hostess kindly reminded the guests not to underdress for the charity gala.
10. The fashion show had a strict dress code, and models were told not to underdress on the runway.