As you may have noticed, above you will find words for "The longest road in the ancient system of trade routes and roads developed in Achaemenid Persia, which connected the capitals Sardis (in Asia Minor) to Susa (in Mesopotamia) and featured post-stations with service facilities.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.