puerile

Never mind the insults the puerile president constantly dishes out, the demeaning nicknames he assigns — like “Newscum” — or the president’s heartless approach to governing.

Even though Trump's reasoning was puerile and uninformed, it wasn't a completely outrageous request in his first term that Europe should pick up more of the tab for their national defense.

It's the people in the pin-striped suits laughing at his puerile insult "comedy" and loving watching him sticking it to the libs.

Kevin Maher of the Times called the film "puerile, pointless and intellectually specious", noting that some audience members walked out of the Cannes Film Festival screening.

His speeches and press conferences are surreal windows into his undisciplined, puerile mind.