Sure! Here's a list of content variations using synonyms for each word in the keyword 'surfergirl 11':
1. Wave rider
2. Female wave rider
3. Water sports lover 11
4. Sea devotee
5. Aquatic adventurer 11
6. Ocean devotee
7. Sun-worshipping lady
8. Beach fanatic
9. Aqua adventurer 11
10. Surfing queen
Remember to keep spinning the content to generate even more unique variations!