Gaggery
Gaggery is when you're so obsessed with something you basically worship it like it's a god. You don't just like it, you're in love with it and will defend it with your last breath.
I saw this new cereal and now I think it's the best thing since sliced bread. I'm gonna marry it.
This guy has a dog named 'Sir Biscuit'. That's not a dog. That's a gaggery.
She got a new phone and now she's talking to it like it's her ex.