[kencausey]

Communication requires some level of common understanding. Schadenfreude has enough use within English that many listeners recognize the word even if they are unsure of its correct meaning. I've never heard of any of your alternatives.

[sebmellen]

Oh, for sure. I'm just trying to make the point that English would be a lot cooler if we constructed our own compound words.

[kencausey]

Ah, I am once again oblivious to the joke.

[ncmncm]

But I like them.