This is the 9456th most frequent Russian word.
убийство
Murder; the unlawful killing of a person.
The word 'убийство' is used to describe a criminal act that resulted in someone's death.
Убийство произошло ночью в парке.
The murder occurred at night in the park.
Here, 'убийство' refers to the act of murder, as part of a criminal investigation.
Детектив расследует убийство известного бизнесмена.
The detective is investigating the murder of a famous businessman.
In this sentence, 'убийство' is used in a narrative context to depict a pivotal event in the storyline.