immature

“You know what’s f— immature?”

“Everything you did was immature.”

When her friend asks her to underage drink under a bridge, she begrudges teenagers to Paul because "they all act so immature."

Very, very immature in many other ways.

Councilmember Monica Rodriguez labeled Jurado’s use of the phrase immature, while Councilmember Bob Blumenfield called it “incredibly offensive.”