English treats Schadenfreude as a specimen — a word so precise and so faintly sinister that only German could have produced it, evidence of some particular relationship between that language and the darker corners of feeling.

Duden lists it with no usage label at all. Not colloquial, not literary, not elevated, not archaic. Nothing. It's as ordinary a German noun as Tischlampe. The mystique is entirely something English added in transit, in the way borrowed words often arrive wearing a costume.

What is genuinely interesting about it is newer than the word by four centuries. Psychology has stopped treating schadenfreude as one emotion and started treating it as at least three, each with a different engine. Aggression runs on group identity — they're not one of us. Rivalry runs on relative standing — their fall raises me. Justice runs on deservingness, and is other-oriented: it doesn't require you to gain anything at all.

Which matters, because the moral weight is completely different. The pleasure of watching a fraudster convicted and the pleasure of watching a colleague's presentation collapse both feel like the same warm little flare from the inside. They are not the same thing, and German has never needed a special word to tell them apart — only English decided this feeling was foreign.