Where does “rumen” come from?
rumen (Middle English) comes from Old English rȳman, from Proto-West Germanic rūmijan, from Proto-Germanic rūmijaną, from Proto-Germanic rūmaz, from Proto-Indo-European rewh₁- — free space.
rumen (Middle English): to open up
Ancestry of “rumen”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old English | rȳman | to make roomy, extend, widen, spread, enlarge,... |
| 2 | Proto-West Germanic | rūmijan | to make room, to clear out |
| 3 | Proto-Germanic | rūmijaną | to make room, to clear |
| 4 | Proto-Germanic | rūmaz | roomy, spacious, open |
| 5 | Proto-Indo-European | rewh₁- | free space |