This is the 14997th most frequent Russian word.
подрывной
"Подрывной" means "subversive" or "undermining."
Here, "подрывная" describes activities aimed at undermining stability and security.
Подрывная деятельность врагов государства была раскрыта.
Subversive activities of the state's enemies were uncovered.
The focus of "подрывной" is on an action that is harmful or disruptive to an entity.
Этот подрывной поступок нанёс ущерб репутации компании.
This subversive act damaged the company's reputation.
In this context, "подрывной" characterizes ideas as potentially harmful or destabilizing to societal norms.