Where does “hertta-akka” come from?

hertta-akka (Finnish) comes from Finnish Hertta, from Swedish hjärta, from Old Swedish hiærta, from Old Norse hjarta, from Proto-Germanic hertô, from Proto-Indo-European ḱḗr — heart.

Ancestry of “hertta-akka”, step by step

hertta-akka traces back through two separate lines of ancestry.

via Finnish Hertta

StepLanguageWordMeaning
1FinnishHerttahearts, heart playing card suit
2Swedishhjärtaheart
3Old Swedishhiærtaheart
4Old Norsehjartaheart
5Proto-Germanichertôheart
6Proto-Indo-Europeanḱḗrheart

via Finnish akka

StepLanguageWordMeaning
1Finnishakkahag, crone; woman; wife; hag, witch; queen, bitch
2Proto-Finnicakkaold woman
Every word from Proto-Indo-European ḱḗr →Every word from Proto-Germanic hertô →Every word from Old Norse hjarta →