"behaviour against" is a correct and usable phrase in written English.
You can use it to refer to behavior that is in opposition to something else. For example, "The student received detention for their disruptive behaviour against the school's rules."
Our focus is on individual criminal behaviour against innocent victims.
"We do not tolerate this kind of repeated offensive behaviour against unarmed civilians.
Andy's behaviour against Wawrinka was everything we don't want to see in tennis.
Another 60,000 were excluded for abuse and threatening behaviour against adults.
Paul Ince, Cantona's team mate, was found not guilty at his trial, following charges that he used threatening behaviour against another fan as he intervened after Cantona's kick.
Some sales tactics in 2005 were so unscrupulous that the industry's self-regulating watchdog made a ruling of unethical behaviour against Reckitt.
When the DPRK doesn't uphold these values, it's said to be a human rights violation," he claims, blaming the US for its for "aggressive" behaviour against North Korea.
The district judge, David Simpson, discontinued an allegation of threatening behaviour against the youth, who cannot be named, and called on police to hold an inquiry.
If he was startled by his own behaviour against Yugoslavia, when he stood on Mihajlovic, he was overwhelmed by it here.
Boris Johnson, London mayor, launched an independent inquiry last night into allegations of financial irregularities and inappropriate behaviour against his deputy mayor, Ray Lewis.
The home secretary Theresa May is launching her criminal justice white paper, pledging to crack down on "yobs" responsible for antisocial behaviour against law-abiding individuals.
