Where does “flus” come from?
flus (Czech) comes from German Fluß, from German fließen, from Middle High German vlieȥen, from Old High German flioȥan, from Proto-West Germanic fleutan, from Proto-Germanic fleutaną, from Proto-Indo-European plewd-, from Proto-Indo-European plew- — to fly, flow, run.
flus (Czech): gob of spit, phlegm
Ancestry of “flus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | German | Fluß | Formerly standard spelling of Fluss which was... |
| 2 | German | fließen | to flow |
| 3 | Middle High German | vlieȥen | — |
| 4 | Old High German | flioȥan | — |
| 5 | Proto-West Germanic | fleutan | to float; to stream |
| 6 | Proto-Germanic | fleutaną | to float, stream |
| 7 | Proto-Indo-European | plewd- | to fly, flow, run |
| 8 | Proto-Indo-European | plew- | to fly, flow, run |