Where does “知る由もない” come from?
知る由もない (Japanese) comes from Japanese も, from Old Japanese も, from Proto-Japonic mə, from Arabic مَن — who?; who.
知る由もない (Japanese): to have no way of knowing; to be completely ignorant of
Definitions
- to have no way of knowing; to be completely ignorant of
Ancestry of “知る由もない”, step by step
知る由もない traces back through 3 separate lines of ancestry.
via Japanese も
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Japanese | も | Used to form the conjectural form of verbs,... |
| 2 | Old Japanese | も | non-unique topic marker: also, even |
| 3 | Proto-Japonic | mə | non-unique topic marker: also, even, too, as well |
| 4 | Arabic | مَن | who?; who |