Schadenfreude (noun)

Pleasure or satisfaction derived from the misfortune of others.

Origin:

From german schadenfreude, from schaden "harm" + freude "joy".

Examples:

1. He couldn"t help but feel a sense of schadenfreude when his rival"s project failed.
2. Schadenfreude is considered an unhealthy emotion because it derives pleasure from others' misfortune.
3. Many people felt schadenfreude when the once-powerful businessman was arrested.
4. The schadenfreude was palpable in the room when the team lost the game.
5. The schadenfreude that some people felt towards the celebrity's downfall was widely criticized.