Where does “Eigenzeit” come from?

Eigenzeit (German) comes from German eigen, from Middle High German eigen, from Old High German eigan, from Proto-West Germanic aigan, from Proto-Germanic *aiganą, from Proto-Indo-European h₂eh₂óyḱe, from Proto-Indo-European h₂eyḱ- — to possess, to own.

Ancestry of “Eigenzeit”, step by step

Eigenzeit traces back through two separate lines of ancestry.

via German eigen

StepLanguageWordMeaning
1Germaneigenown, peculiar or private to someone,...
2Middle High Germaneigen—
3Old High Germaneiganown; possession, property
4Proto-West Germanicaiganto possess, to own, to have; own
5Proto-Germanic*aiganą—
6Proto-Indo-Europeanh₂eh₂óyḱeto possess, to own
7Proto-Indo-Europeanh₂eyḱ-to possess, to own

via German Zeit

StepLanguageWordMeaning
1GermanZeittime; time of day; period, era
2Middle High Germanzīttime
3Old High Germanzīttime
4Proto-Indo-Europeandéh₂itisinterval, period of time
5Proto-Indo-Europeandeh₂y-to share, divide
6Proto-Indo-Europeandeh₂-to share, divide
Every word from Proto-Indo-European h₂eyḱ- →Every word from Proto-Indo-European h₂eh₂óyḱe →Every word from Proto-Germanic *aiganą →