puerile

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.

The early days were defined by blistering, puerile songs, many of which did not have choruses — a style that remains their trademark.

The former Scottish Labour leader Johann Lamont described it on X, formerly Twitter, as "puerile," adding "the notion that hate is driven by economic disadvantage insults all who support their families and communities despite poverty."