Where does “alūn” come from?
alūn (Middle High German) comes from Old High German alūne, from Old French alun, from Latin alūmen, from English -ium, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.
Ancestry of “alūn”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old High German | alūne | — |
| 2 | Old French | alun | Alternative form of alum |
| 3 | Latin | alūmen | — |
| 4 | English | -ium | 1997, Bryan Pfaffenberger, "Official Microsoft... |
| 5 | Latin | -um | nominative neuter singular of -us; accusative... |
| 6 | Proto-Italic | *-om | — |
| 7 | Proto-Indo-European | *-oHom | — |