Where does “máy bay lên thẳng” come from?
máy bay lên thẳng (Vietnamese) comes from Vietnamese máy bay, from Vietnamese bày, from Proto-Vietic pər, from Persian پر, from Middle Persian purr, from Proto-Iranian pr̥Hnáh, from Proto-Indo-Iranian pr̥Hnás, from Proto-Indo-European pl̥h₁nós — to fill.
máy bay lên thẳng (Vietnamese): helicopter
Ancestry of “máy bay lên thẳng”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Vietnamese | máy bay | airplane, aeroplane |
| 2 | Vietnamese | bày | to arrange; to dispose; to display |
| 3 | Proto-Vietic | pər | to fly |
| 4 | Persian | پر | full; feather; wing |
| 5 | Middle Persian | purr | — |
| 6 | Proto-Iranian | pr̥Hnáh | full, filled |
| 7 | Proto-Indo-Iranian | pr̥Hnás | full, filled |
| 8 | Proto-Indo-European | pl̥h₁nós | full |
| 9 | Proto-Indo-European | pleh₁- | to fill |