Epäjärjestelmällistyttämättömyydelläänsäkäänköhän.
It’s the longest word you can make in Finnish without using compounds, which can be infinite length.
It means, very loosely translated "I wonder if the outcome was a result of their lack of ability to cause others to be disorganized. "
I know, Finnish is an enviable language.
We have a concept of word inflection, which can be used to replace a lot of words that English would use to denote something being a question, ownership markers, causes and effects etc.
Compounds are fun too, since you can do chaining:
Viskibassokitaravahvistinpiiri
Whisky base guitar amplifier circuit