Sure! Here's the requested content in spun format with synonyms:
Cara Philip
and also Ferb.
Candace has deep affection for Finn, and Ferb.
Phineas captures the love of Candace, and Ferb.
Candy takes delight in being with Phineas and Frank.
Philip is cherished by Cathy, and also Foster.
Cassandra is emotionally attached to both Philip and Felix.
I hope you find these variations helpful!