Crunches

She prefers doing crunches over sit-ups because they're easier on her back.

She struggled to complete a set of crunches due to her weak abdominal muscles.

He always crunches on ice cubes after finishing his drink.

The car manufacturer tested the durability of their vehicles by simulating the crunches of a collision.

The machine crunches the cars into scrap metal at the junkyard.

He crunches the popcorn in his mouth at the movie theater.

He incorporated crunches into his daily exercise routine to achieve his fitness goals.

She did 20 crunches as part of her morning workout.