Where does “zwölfstündig” come from?

zwölfstündig (German) comes from German stunde, from Middle High German stunde, from Old High German stunta, from Proto-West Germanic *stundu, from Proto-Germanic stundō, from Proto-Indo-European stut-, from Proto-Indo-European stā-, from Proto-Indo-European steh₂- — to stand.

zwölfstündig (German): twelve-hour; twelve-hour-long; lasting twelve...

Definitions

  1. twelve-hour; twelve-hour-long; lasting twelve...

Ancestry of “zwölfstündig”, step by step

zwölfstündig traces back through two separate lines of ancestry.

via German stunde

StepLanguageWordMeaning
1Germanstundeinflection of stunden: ## first-person singular...
2Middle High Germanstunde
3Old High Germanstuntatime
4Proto-West Germanic*stunduperiod of time, hour
5Proto-Germanicstundōmark, marker; point in time; period of time
6Proto-Indo-Europeanstut-prop
7Proto-Indo-Europeanstā-to stand, place
8Proto-Indo-Europeansteh₂-to stand

via German zwölf

StepLanguageWordMeaning
1Germanzwölftwelve
2Old High Germanzweliftwelve
3Old High Germantwelif
4Proto-Germanictwaliftwelve
5Proto-Germanic-lifleft over
6Proto-Indo-Europeanleyp-to stick; fat or sticky substance
7Proto-Indo-Europeanlēy-to leave, let; to want, desire; to let; leave...
Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stā-Every word from Proto-Indo-European stut-