lovey

noun2

1. •
   (UK) An informal mode of address (associated most often with actors and the like).

   • “Now, my lovey, eat it up like a good girl,” said nurse, setting her lips in a way that Bertha knew, and that meant she had come into the nursery at another wrong moment. — 1918
2. •
   A baby's toy, blanket, or other object of affection.

   • Young children need to have certain love objects or “loveys” such as teddy bears around all the time. — 1987