Where does “Vierteljahr” come from?

Vierteljahr (German) comes from German jahr, from German -jährig, from German -ig, from Middle High German -ic, from Old High German -ig, from Proto-West Germanic -g, from Proto-Germanic -gaz, from Proto-Indo-European -ḱos — -y, -ic.

Vierteljahr (German): quarter of the year, three months

Definitions

  1. quarter of the year, three months

Ancestry of “Vierteljahr”, step by step

Vierteljahr traces back through two separate lines of ancestry.

via German jahr

StepLanguageWordMeaning
1Germanjahryear solar year, the time it takes the Earth to complete one orbit of the Sun
2German-jährigyears old; years lasting
3German-ig-y; forms adjectives from nouns; forms adjectives...
4Middle High German-ic
5Old High German-ig
6Proto-West Germanic-gForms adjectives from nouns and verbs with a...
7Proto-Germanic-gaz-y
8Proto-Indo-European-ḱos-y, -ic

via German Viertel

StepLanguageWordMeaning
1GermanViertelquarter; Clipping of Stadtviertel; quarter,...
2Old High Germanfiorteil
Every word from Proto-Indo-European -ḱosEvery word from German -igEvery word from Proto-Germanic -gaz