Where does “femtioen” come from?

femtioen (Swedish) comes from Swedish en, from Old Swedish ēn, from Old Norse einn, from Proto-Germanic ainaz, from Proto-Indo-European óynos — one; single.

femtioen (Swedish): fifty-one

Definitions

  1. fifty-one

Ancestry of “femtioen”, step by step

femtioen traces back through two separate lines of ancestry.

via Swedish en

StepLanguageWordMeaning
1Swedishenone; "object form of" man; one; "the indefinite...
2Old Swedishēnone
3Old Norseeinnone; some, a few
4Proto-Germanicainazone; some
5Proto-Indo-Europeanóynosone; single

via Swedish femtio

StepLanguageWordMeaning
1Swedishfemtiofifty; the number 50
2Old Swedishfæmtighififty
Every word from Proto-Indo-European óynos →
femtioen — Etymology, Origin & Word History | Etymology Explorer