This is the 12080th most frequent Russian word.
идиотизм
Idiocy; extreme stupidity or absurdity.
In this sentence, 'идиотизм' is used to characterize the absurdity or lack of rationality in the law.
Этот закон — просто идиотизм.
This law is just idiocy.
Here, 'идиотизм' reflects the speaker's disapproval of a concept or action.
Не надо поддерживать этот идиотизм.
Do not support this idiocy.
'Идиотизм' is used to express frustration about an ongoing, unreasonable situation.