Words similar to childish

Example sentences for: childish

How can you use “childish” in a sentence? Here are some example sentences to help you improve your vocabulary:

He actually thought Andres Serrano's "Piss Christ," another act of scatological desecration, was pretty to look at (though he thought the idea it conveyed a bit childish).
He thought that the use of diminutives “produces the impression that the speakers are innocent, childish, genial beings, with no great business capacities or seriousness in life.”
Of course, no sophisticated person would indulge in this kind of childish mockery.
Gingrich called the intrigues of recent days "childish, silly and self-destructive."
It is: disgusting, childish, and unnecessary.