Sure, here's an example of unique content optimized for the keyword 'frisk x chara' using synonyms:
1. The protagonist with Chara
2. The hero with Chara
3. Frisk
and the wanderer
4. Frisk x the troubled
spirit
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.