kiddie
n. C1 Advanced US //ˈkɪdi// UK //kˈɪdi// kid·die
n. a child or a young person. This is a very informal word that you might hear in old movies or songs.
n. a child or a young person. Informal in register; primarily used in historical contexts or specific regional dialects.
The old man treated every stranger like a kiddie.
In the old black-and-white films, the villain often treats the hero's family members as if they were just a bunch of kiddies.
The protagonist's perspective is filtered through a lens of nostalgia, where even the most mundane interactions with his younger siblings are framed as innocent moments with a bunch of kiddies.
From kid + -ie.