Where does “lus” come from?
lus (Old French) comes from Latin lucius, from Latin lūx, from Proto-Italic louks, from Proto-Indo-European lewḱ-, from Proto-Indo-European lewk- — bright; to shine; to see.
lus (Old French): pike
Ancestry of “lus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | lucius | a fish, probably the pike |
| 2 | Latin | lūx | — |
| 3 | Proto-Italic | louks | light |
| 4 | Proto-Indo-European | lewḱ- | lynx |
| 5 | Proto-Indo-European | lewk- | bright; to shine; to see |