This is the 10530th most frequent Russian word.
виновником
The Russian word "виновником" means "culprit" or "one responsible for something."
The word 'виновником' is used here to indicate the person responsible for the tragic event.
Он оказался виновником трагедии.
He turned out to be the perpetrator of the tragedy.
In this context, 'виновником' describes a positive catalyst or the main reason behind a happy event such as a celebration.
Виновником праздника стал добрый волшебник.
The good wizard became the reason for the celebration.
Here, 'виновником' is used metaphorically to denote the cause or reason behind a situation, not a person but an event.