Where does “alúm” come from?

alúm (Irish) comes from Latin alūmen, from English -ium, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.

alúm (Irish): alum

Definitions

  1. alum

Ancestry of “alúm”, step by step

StepLanguageWordMeaning
1Latinalūmenalum
2English-ium1997, Bryan Pfaffenberger, "Official Microsoft...
3Latin-umnominative neuter singular of -us; accusative...
4Proto-Italic*-om—
5Proto-Indo-European*-oHom—
Every word from Proto-Indo-European *-oHom →