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:

Peevish , from which the noun and verb peeve appear to have been back-formed, has been used since the 14th century with a wide variety of senses, including `childish, silly, wayward, thoughtless, froward, uncouth, perverse' (which some think is the source), and even `witty.
The jokes in Phantom Menace are broad and childish in a way that may displease sophisticates but will be endearing to everyone else."
"The dishonesty with which Wolf presents this case is almost childish" (Ian Buruma, the New Republic ). But a few consider "the Dapper Don of the Stasi" credible.
I know what I'm talking about tho I may get drunk and act childish socially ...
Most replies envisioned a community of corrupt, childish, lubricious egomaniacs--much like Lord of the Flies , but with overt sex and more guys who look like Piggy.