Fetching details from the dictionary...
murder; murderer
人殺しの罪は最も重い刑事罰の対象だ。
The crime of murder is subject to the most severe criminal penalties.
探偵小説では人殺しの動機が物語の核心を成す。
In detective novels, the motive for murder forms the core of the story.
人殺しという言葉は文学作品においても重い意味を持つ。
The word 'murder' carries heavy meaning even in literary works.