The narrator is disgusted by the color and pattern of the yellow wallpaper.
Explanation:
The narrator of this story is a woman who according to her husband, who happens to be a well-known psychologist, is suffering from depression after the birth of her baby boy. After being diagnosed she gets locked in the yellow wallpaper room, and she stares at it so little by little she loses the little mental sanity she had left at the end she ripped the paper from the wall, claiming that a woman was trapped there and was struggling to get out, she uses vivid and violent imagery to talk about the wallpaper.
There are a few ways this could be answered, but judging by the fact that the question asks what people "do to" his statements, it makes sense to say they would discredit them.
I believe the answer is a stage whisper. A stage whisper is defined as “a loud whisper uttered by an actor on stage, intended to be heard by the audience but supposedly unheard by other characters in the play.”