Where does “バカ発見器” come from?

バカ発見器 (Japanese) comes from Japanese 器, from Middle Chinese 器.

バカ発見器 (Japanese): Twitter

Definitions

  1. Twitter

Ancestry of “バカ発見器”, step by step

バカ発見器 traces back through 3 separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesedevice; instrument; container, vessel; a tool, a...
2Middle Chinese

via Japanese 発見

StepLanguageWordMeaning
1Japanese発見discovery

via Japanese バカ

StepLanguageWordMeaning
1Japaneseバカ
Every word from Middle Chinese Every word from Japanese