A preteen girl sleeps in just a long shirt

None.

A few scenes of children roughhousing and siblings often smack each other out of play. extremely mild.

One use of the word "retarded".

One use of "I'll be dammed" and multiples uses of stupid and idiot.

An older woman says that "war is hell. Pure hell." and a young girl tells her that hell is a cuss word.

An older woman shows a young girl a tree with various alcoholic drink bottles and tells her that she drank everything in them and it was a mistake.

A young girl thinks that an old unusual looking woman is a witch.