What do call a person who never gives up?

Related questions

1. What do you call someone who sticks to their beliefs?
2. What is the synonym of resilience?
3. What is the synonym of Persuade?
4. What is a synonym for alas?
5. What is the synonym of flexible?
6. What do you call someone who always follows through?
7. What is the synonym of adhere?
8. What is a synonym for Stickler?
9. What does non conforming mean?
10. Who is a stubborn person?

Tags

1. #sedulous
2. #someone
3. #doesn
4. #person
5. #easily
6. #works