In the words of Kurt Cobain, "Just because you're paranoid don't mean they're not after you."

But I take your point. Using clinical terms in another context creates an unnecessary/unwanted association for readers.

> Gang stalking or group-stalking is a set of persecutory beliefs in which those affected believe they are being followed, stalked, and harassed by a large number of people.

That is literally true though. Have you ever read one of those cookie banners to see the list of organizations stalking you at all times on the web? It's often in the high hundreds. Nearly every electronic device manufactured in the last 10 years is stalking you at all times. If you don't have an active ad blocker, they also harass you constantly in a personalized way using the information they gather by stalking you.