He wasn't enjoying the occasion so he thought he'd spoil it for everyone else - it was very childish of him.
Marcin is childish
Such a childish plan is bound to fail.
When I became a man I put away childish things, including the fear of childishness and the desire to be very grown up.
He was so childish that he couldn't resist temptation.
Age does not make us childish, as they say. It only finds us true children still.
Women are directly adapted to act as the nurses and educators of our early childhood, for the simple reason that they themselves are childish, foolish, and short-sighted.
Peter was fed up with childish girls.
When an average person sends a message in a bottle, it's just a childish fantasy. When Christopher Columbus sends a message in a bottle, the fate of an entire country is at stake.
When I was a kid, I thought that if I died the world would just disappear. What a childish delusion! I just couldn't accept that the world could continue to exist without me.
They are a very childish sort of people, I think.
Embarassed at having been caught telling such a childish fib (...).
It isn't mature for a grown-up to act irresponsibly. It is childish.
My father can be terribly childish, but he means well.
English word "child"(childish) occurs in sets:Los sufijos más utilizados en inglésOpposites and Suffixes
I have two children.
Half a million children still face malnutrition in Niger.
Even though Tom begged Mary not to go, she left with the children and went to live with her mother.
Nowadays we want our children to make their own decisions, but we expect those decisions to please us.
There are mothers and fathers who will lie awake after the children fall asleep and wonder how they'll make the mortgage, or pay their doctor's bills, or save enough for their child's college education.
Sooner or later, every parent has to have a talk with their children about the birds and the bees.
Hearing about people kidnapping little children just makes my blood boil.
Since they had no children of their own, they decided to adopt a little girl.
Our children are anxious to have bicycles like those of the children next door.
Young children cannot determine what is right and what is wrong.
How much time do you spend every day helping your children with their homework?
You should always spend time doing things that help your children get ahead in life.
Some children brought peanut butter sandwiches, some ham, and others cheese.
The ladies are looking after the children whose parents are employed in factories during the daytime.
If you are a parent, don't allow yourself to set your heart on any particular line of work for your children.
English word "child"(children) occurs in sets:liczba mnoga