Where does “úaignech” come from?

úaignech (Middle Irish) comes from Old Irish úathad, from Proto-Indo-European h₂ew, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

Ancestry of “úaignech”, step by step

StepLanguageWordMeaning
1Old Irishúathada small number, a few; the singular number;...
2Proto-Indo-Europeanh₂ewaway from, off; again
3Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact
Every word from Proto-Indo-European ǵʰe →Every word from Proto-Indo-European h₂ew →Every word from Old Irish úathad →