Where does “ayninyn” come from?

ayninyn (Manx) comes from Manx yn, from Old Irish ín, from Proto-Celtic sindos, from Proto-Indo-European sḗm, from Proto-Indo-European sem- — together, one.

Ancestry of “ayninyn”, step by step

ayninyn traces back through two separate lines of ancestry.

via Manx yn

StepLanguageWordMeaning
1Manxynthe
2Old Irishínfast, period of fasting
3Proto-Celticsindosthis
4Proto-Indo-Europeansḗmone
5Proto-Indo-Europeansem-together, one

via Manx aynin

StepLanguageWordMeaning
1Manxaynin
Every word from Proto-Indo-European sem-Every word from Proto-Indo-European sḗmEvery word from Proto-Celtic sindos