Where does “jolaftan” come from?

jolaftan (Norwegian Nynorsk) comes from Norwegian Nynorsk aftan, from Old Norse aptann, from Proto-Germanic ēbanþs, from Proto-Indo-European h₁epi, from Proto-Indo-European h₁eps.

jolaftan (Norwegian Nynorsk): Christmas Eve

Definitions

  1. Christmas Eve

Ancestry of “jolaftan”, step by step

jolaftan traces back through two separate lines of ancestry.

via Norwegian Nynorsk aftan

StepLanguageWordMeaning
1Norwegian Nynorskaftanevening
2Old Norseaptannan evening
3Proto-Germanicēbanþsevening
4Proto-Indo-Europeanh₁epion, at, near
5Proto-Indo-Europeanh₁eps—

via Norwegian Nynorsk jol

StepLanguageWordMeaning
1Norwegian NynorskjolAlternative form of jul; Christmas; christmas
2Old Norsejólyule, midwinter season
3Proto-Germanicjehwląfestivity, celebration; Yule
4Proto-Indo-Europeanyekə-joke, play
Every word from Proto-Indo-European h₁eps →Every word from Proto-Indo-European h₁epi →Every word from Proto-Germanic ēbanþs →