lovey

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.

The number one I hope to reap / Depends upon the tears you weep / So cry, lovey, cry

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.

If loveys can help children grow up, he says, "it seems obvious to me that we should treasure them. […] If a child has formed an attachment to a lovey, it's important that his need be respected by his caregivers