What does 怪物 mean?
怪物 is a Japanese noun meaning “a monster, a freak” in English. It is written as 怪物 in kanji, かいぶつ in hiragana, and kaibutsu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
怪物は残酷な微笑みを浮かべた。
The monster's smile was cruel.