Where does “Achtelfinal” come from?

Achtelfinal (German) comes from German Achtel, from German Teil, from Middle High German teil, from Old High German teil, from Proto-West Germanic daili, from Proto-Germanic dailiz, from Proto-Indo-European dʰayl- — part, watershed.

Ancestry of “Achtelfinal”, step by step

Achtelfinal traces back through two separate lines of ancestry.

via German Achtel

StepLanguageWordMeaning
1GermanAchtelan eighth
2GermanTeilpart, piece; fraction of a whole; thing
3Middle High Germanteil—
4Old High Germanteil—
5Proto-West Germanicdailipart
6Proto-Germanicdailizpart, portion, deal
7Proto-Indo-Europeandʰayl-part, watershed

via German final

StepLanguageWordMeaning
1Germanfinalfinal; expressing purpose; final; conclusive;...
2LatinfīnālisOf or pertaining to boundaries
3Latin-ālis—
4Proto-Italic-ālisforms relational adjectives
Every word from Proto-Indo-European dʰayl- →Every word from Proto-Germanic dailiz →Every word from Proto-West Germanic daili →