Unfortunately, the various terms and general gist of human language that Nepeta has picked up from any of the multitude of broadcasts that humanity seems so willing to share don't cover things quite like the supernatural. Even what she's offering now is only the closest literal translation that she can manage, and one picked up from some obscure website at that.

"Purrsons that can move things with their minds," she offers finally, as she follows along in Helen's wake. It's not the most accurate of descriptions, but it's the most relevant of a psionic's abilities just at the moment. Well, apart from the fact that sometime mind-control is a thing, but that isn't going to start being a major problem until the fleets actually begin to arrive.