Where does “金剛山” come from?

金剛山 (Japanese) comes from Japanese 金剛, from Middle Chinese 金剛, from Sanskrit वज्र, from Sanskrit यान, from Proto-Indo-Aryan yáHnam, from Proto-Indo-Iranian yáHnam, from Proto-Indo-European yéh₂-nom, from Proto-Indo-European yeh₂- — to go; to go in, enter; to ride, to travel.

Ancestry of “金剛山”, step by step

金剛山 traces back through two separate lines of ancestry.

via Japanese 金剛

StepLanguageWordMeaning
1Japanese金剛an adamant; something extremely solid and...
2Middle Chinese金剛
3Sanskritवज्र"the hard or mighty one", a thunderbolt; a...
4Sanskritयानcarriage, vehicle, mode of transport; moving,...
5Proto-Indo-AryanyáHnam
6Proto-Indo-IranianyáHnam
7Proto-Indo-Europeanyéh₂-nom
8Proto-Indo-Europeanyeh₂-to go; to go in, enter; to ride, to travel

via Japanese

StepLanguageWordMeaning
1Japanesea mountain or hill; a mine; a heap, pile
2Japaneseshadow, shade; hidden side; yin
3Middle Chinese
Every word from Proto-Indo-European yeh₂-Every word from Proto-Indo-European yéh₂-nomEvery word from Proto-Indo-Iranian yáHnam