Sure! Here's the requested content in spun format with synonyms:
Candace Finn and also Felix.
Cassandra has a soft spot for Phineas, and also Foster.
Finn holds a special place in the heart of Cassandra, and also Foster.
Cara revels in being with Philip and Felix.
Finn means the world to Candace, and Foster.
Candace has a deep connection with both Finn and Frank.
I hope you find these variations helpful!