This is the 2034th most frequent Japanese word.
モンスター
"Monster" (a creature, often fictional, that's large, frightening, or supernatural).
In this sentence, モンスター refers to a fictional creature often characterized as an opponent or enemy in gaming contexts.
彼はゲームで強力なモンスターを倒した。
He defeated a powerful monster in the game.
Here, モンスター is used metaphorically to describe someone's extraordinary abilities or traits in a particular context.
彼はとても仕事熱心で、同僚からモンスターと呼ばれている。
He is so hardworking that he is called a monster by his colleagues.
In this usage, モンスター represents a large, fearsome creature commonly seen in cinema or storytelling.