1. He needlessly wasted time by procrastinating on his assignment.
2. The company needlessly spent money on unnecessary office supplies.
3. She needlessly worried about things that were out of her control.
4. The argument escalated needlessly due to miscommunication.
5. The teacher needlessly criticized the student for a minor mistake.
6. The movie had a needlessly complex plot that confused the audience.
7. The store needlessly inflated prices during the holiday season.
8. He needlessly delayed making a decision, causing frustration for everyone involved.
9. The politician needlessly attacked his opponent instead of focusing on the issues.
10. The project was needlessly rushed, resulting in a subpar final product.