Are oxymorons grammatically incorrect?

Related questions

1. Is the sound of silence an oxymoron?
2. Is bad luck an oxymoron?
3. Whats the opposite of an oxymoron?
4. Is a paradox irony?
5. What is the opposite of an oxymoron?
6. What is the difference between an oxymoron and a paradox?
7. What is a sentence that contradicts itself called?
8. What's the purpose of oxymoron?
9. What do oxymorons do?
10. What is the difference between juxtaposition and oxymoron?

Tags

1. #plural
2. #greek
3. #which
4. #stupid
5. #oxymoron
6. #itself
7. #contradictory
8. #terms
9. #oxymorons
10. #moros
11. #sharp
12. #derives
13. #combined
14. #oxymora