Sure! Here's the requested content in spun format with synonyms:
Cassandra loves Finn and also Frank.
Cassandra has strong feelings for Phineas, and Frank.
Phineas captures the love of Cassandra, and Felix.
Cassandra being with Philip and
Foster.
Philip is cherished by Cassandra, and Felix.
Cassandra has a deep connection with both Phineas and Foster.
I hope you find these variations helpful!