I wanted to get back at her-" Put that way, it sounded pretty childish; he realized now it had been.

They were pretty childish about it.

I'm sure the "activists" involved in this feel themselves quite the heroes, but it's all pretty childish.

The Cool Cats Club is a pretty childish name, eh!

All our songs are pretty childish and infantile, but they're all based on things and people 'round here.

I recall you saying once you reckoned there was something pretty childish about the Americans.

You know, you're acting pretty childish, Rick.

I do apologise for my humour though, it is pretty childish.

I'd be pretty childish to give up something I've been working for since I was 5 years old.

Calling people traitors for doing pretty much what they said they would do is pretty childish.