Where does “lưỡi trai” come from?
lưỡi trai (Vietnamese) comes from Vietnamese trái, from Proto-Vietic p-laːs, from Proto-Mon-Khmer laas — to spread; to extend.
lưỡi trai (Vietnamese): visor
Ancestry of “lưỡi trai”, step by step
lưỡi trai traces back through two separate lines of ancestry.
via Vietnamese trái
| Step | Language | Word | Meaning |
|---|
| 1 | Vietnamese | trái | left; reverse; morally wrong, unreasonable,... |
| 2 | Proto-Vietic | p-laːs | fathom |
| 3 | Proto-Mon-Khmer | laas | to spread; to extend |
via Vietnamese lưỡi
| Step | Language | Word | Meaning |
|---|
| 1 | Vietnamese | lưỡi | a tongue; a blade; a cutting edge |
| 2 | Proto-Vietic | laːs | tongue |
Words derived from “lưỡi trai”