1. The redoubtable detective solved the case in record time.
2. Despite his age, the redoubtable warrior fought bravely on the battlefield.
3. The redoubtable leader inspired his followers with his unwavering determination.
4. She was known for her redoubtable intelligence and sharp wit.
5. The redoubtable opponent proved to be a formidable challenge for the team.
6. The redoubtable teacher commanded respect from all of her students.
7. The redoubtable athlete set a new world record in the competition.
8. The redoubtable politician was known for his ability to navigate difficult situations with ease.
9. Her redoubtable courage in the face of danger was truly admirable.
10. The redoubtable entrepreneur built a successful business empire from the ground up.