The phrase "in a negative way" means to express something in an unpleasant, critical or disapproving manner. It can also mean to approach something with a pessimistic attitude or outlook.
On the other hand, perhaps not surprisingly, workers with lower compensation are more likely to behave in negative ways when made aware of salary discrepancies. (inc.com)
By getting out of my own way, I was able to uncover answers that were already inside of me, overcoming negative ways of thinking and old beliefs that had held me back. (halliecrawford.com)
The students were bored, not engaged and started to show this in very negative ways. (karenpower.blog)