This is the 3694th most frequent Russian word.
убийстве
The Russian word "убийстве" means "murder" or "homicide" (prepositional case).
In this sentence, 'убийстве' is used as part of the phrase 'в убийстве', which translates to 'of murder'. This usage represents the noun in a possessive context referring to the act of murder.
Он обвиняется в убийстве своего соседа.
He is accused of the murder of his neighbor.
Here, 'убийстве' functions as the grammatical object in the prepositional case to indicate the subject of the investigation, which is the act of murder.
Следователь проводит расследование об убийстве.
The investigator is conducting an investigation about the murder.
In this context, 'убийстве' follows the preposition 'об', used to indicate the topic of the witness's testimony, again showing its use in the prepositional case.