Sure, here's an example of unique content optimized for the keyword 'frisk x chara' using synonyms:
1. The main character with Chara
2. The player character and
Chara
3. The explorer with the wanderer
4. The courageous one and Chara
5. The challenger x Chara
Remember,
you can create an infinite number of combinations using different synonyms and variations, but make sure to maintain readability and coherence.