Crunches

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

The factory worker was responsible for the crunches of the plastic bottles.

The loud crunches of the machine could be heard from the next room.

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

The dentist recommended avoiding hard candy to prevent the crunches that could damage teeth.

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

She did 20 crunches as part of her morning workout.