Where does “Erdfrühzeit” come from?

Erdfrühzeit (German) comes from German Frühzeit, from German Zeit, from Middle High German zīt, from Old High German zīt, from Proto-Indo-European déh₂itis, from Proto-Indo-European deh₂y-, from Proto-Indo-European deh₂- — to share, divide.

Ancestry of “Erdfrühzeit”, step by step

Erdfrühzeit traces back through two separate lines of ancestry.

via German Frühzeit

StepLanguageWordMeaning
1GermanFrühzeitearly days, early period
2GermanZeittime; time of day; period, era
3Middle High Germanzīttime
4Old High Germanzīttime
5Proto-Indo-Europeandéh₂itisinterval, period of time
6Proto-Indo-Europeandeh₂y-to share, divide
7Proto-Indo-Europeandeh₂-to share, divide

via German ërde

StepLanguageWordMeaning
1Germanërdeearth
2Middle High Germanërdeearth
3Old High GermanerdaThe Earth; earth, ground, soil
4Proto-West Germanicerþuearth, world; earth, soil
5Proto-Germanicerþōearth
6Proto-Indo-Europeanh₁er-earth
Every word from Proto-Indo-European deh₂-Every word from Proto-Indo-European deh₂y-Every word from Proto-Indo-European déh₂itis
Erdfrühzeit — Etymology, Origin & Word History | Etymology Explorer