Where does “Agarthan” come from?

Agarthan (English) comes from English Agartha, from Old Norse Ásgarðr, from Old Norse garðr, from Proto-Germanic gardaz, from Proto-Indo-European gʰórdʰos, from Proto-Indo-European gʰerdʰ- — to enclose, to encircle; enclosure, fence, belt.

Agarthan (English): Of or relating to the legendary city of Agartha;...

Definitions

  1. Of or relating to the legendary city of Agartha;...

Ancestry of “Agarthan”, step by step

Agarthan traces back through two separate lines of ancestry.

via English Agartha

StepLanguageWordMeaning
1EnglishAgarthaA legendary city said to be located in the Earth's core
2Old NorseÁsgarðrAsgard, the realm of the Æsir gods in Norse mythology
3Old Norsegarðra fence, wall; an enclosed space, yard; a...
4Proto-Germanicgardazenclosure; court, yard; garden
5Proto-Indo-Europeangʰórdʰoshedge, fence, enclosure; hedge, enclosure;...
6Proto-Indo-Europeangʰerdʰ-to enclose, to encircle; enclosure, fence, belt

via English N

StepLanguageWordMeaning
1EnglishNThe ordinal number fourteenth, derived from this...
Every word from Proto-Indo-European gʰerdʰ-Every word from Proto-Indo-European gʰórdʰosEvery word from Proto-Germanic gardaz