The phrase "negative example" is a perfectly valid term in written English.
For example, "The teacher used Joe as a negative example when discussing how not to approach a problem."
Bella, she says, isn't "a negative example of empowerment".
Mr. Martino and his music set an entirely negative example.
Some say they exploit Mexican-American stereotypes and are a negative example of Latino culture.
It will be tragic if Egypt demonstrates this only by negative example.
Tabibian told me that he was not bothered by the negative example unfolding in the West.
Cheney's negative example required Kerry to demonstrate statesmanship by offering an alternative, corrective agenda.
What they end up proving (by negative example) is that even lowbrow comedy requires skill and intelligence.
It occurred to me that a negative example — an example of something that wasn't art — could perhaps be instructive.
-- decided to use the one image the author explicitly, and properly, uses as a negative example inside the book.
He was taken as a negative example, and to be called an "Uncle Tom" became a deep insult.
And even the successful uprising in Kyrgyzstan last year is seen elsewhere as a negative example.
