Where does “魔物” come from?

魔物 (Japanese) comes from Japanese 物, from Japanese 物言い, from Japanese 物言う — to talk.

魔物 (Japanese): an evil spirit, a monster, an apparition, a demon

Definitions

  1. an evil spirit, a monster, an apparition, a demon

Ancestry of “魔物”, step by step

魔物 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesething; story, genre
2Japanese物言いa way of speaking, wording
3Japanese物言うto talk

via Japanese

StepLanguageWordMeaning
1Japanesedevil, demon; supernatural; evil
2Middle Chinese
Every word from Japanese 物言うEvery word from Japanese 物言いEvery word from Japanese
魔物 — Etymology, Origin & Word History | Etymology Explorer