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