Where does “alltan” come from?

alltan (Scottish Gaelic) comes from Scottish Gaelic allt, from Middle Irish alt, from Old Irish alt, from Proto-Celtic altos, from Proto-Indo-European h₂eltós, from Proto-Indo-European h₂él- — to grow, nourish.

alltan (Scottish Gaelic): Diminutive of allt; burn, brook, stream

Definitions

  1. Diminutive of allt; burn, brook, stream

Ancestry of “alltan”, step by step

alltan traces back through two separate lines of ancestry.

via Scottish Gaelic allt

StepLanguageWordMeaning
1Scottish Gaelicalltstream
2Middle Irishaltheight, cliff
3Old Irishaltthird-person singular preterite active conjunct...
4Proto-Celticaltosheight, cliff
5Proto-Indo-Europeanh₂eltós—
6Proto-Indo-Europeanh₂él-to grow, nourish

via Scottish Gaelic an

StepLanguageWordMeaning
1Scottish Gaelicanthe; their; in
2Old Irishínfast, period of fasting
3Proto-Celticsindosthis
4Proto-Indo-Europeansḗmone
5Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European h₂él- →Every word from Proto-Indo-European h₂eltós →Every word from Proto-Celtic altos →