Re: Best New Name for Sea Sprite 30...
I'm not sure you should change the name, she's spritely.
However, "Keeper", comes to mind. For both senses of the term: she keeps you safe; you've chosen to keep (retain) her; and you'll keep her well! And she becomes your retainer!
A friend of ours says that we only have custodianship over our vessels, that they are not truly ours.... something to ponder.
Ann & Jim, U.S. s/v Insatiable II, SE Qld, for a while