dandle

To move up and down on one's knee or in one's arms, in affectionate play, usually said of a child.

the young mother sat [the infant] upright in her lap, and[…]dandled it with a gloomy indifference.

You will nurse and be carried on her arm and dandled on her knees.

To treat with fondness or affection, as if a child; to pet.

[T]hey have put me in a silk night-gown and gaudy fool's cap, and make me now and then stand in the window with it. I am ashamed to be dandled thus, and cannot look in the glass without blushing to see myself turned into such a pretty little master.

The book, thus dandled into popularity by bishops and good ladies, contained many pieces of nursery eloquence.

To play with; to wheedle.

captaines, who notwithstanding that they are specially imployed to make peace thorough strong execution of warre, yet they doe so dandle their doings, and dallie in the service to them committed

A teeter-totter; a seesaw.