That movie was well known for using satire.
satire
this story teches us a lesson on immaturity and lack of thoughtfulness.
satire
Short story "Babycakes," by Neil Gaiman, was written as satire. "Babycakes" was published in nineteen ninety.
Immaturity is a noun.
Satire
"Alice's Adventures in Wonderland" by Lewis Carroll is a classic satire story for kids that pokes fun at societal norms and conventions through the adventures of a curious young girl named Alice in a fantastical world.
To point things out about ourselves, our world or our culture using exxageration.
Immaturity(;
The hormone that causes sexual immaturity when deficient is the sex hormone. For women especially estrogen deficiency can cause sexual immaturity.
"Immaturity" is the correct term. "Immatureness" is not a widely accepted word in English, so it is better to use "immaturity" to describe the quality or state of being immature.