Sure! Here's the requested content in spun format with synonyms:
Cara adores Fred and Frank.
Candace has deep affection for Fred, and Foster.
Finn captures the love
of Cassandra, and Felix.
Candy finds joy in being with Finn and Foster.
Philip means the world to Candace, and also Felix.
Candy shares a bond with both Finn and Ferb.
I hope you find these variations helpful!