Where does “εἰκοσάεδρον” come from?

εἰκοσάεδρον (Ancient Greek) comes from Ancient Greek εἴκοσι, from Proto-Hellenic ewīkəti, from Proto-Indo-European wídḱm̥ti, from Proto-Indo-European dwidḱómt, from Proto-Indo-European déḱm̥t — ten.

Ancestry of “εἰκοσάεδρον”, step by step

εἰκοσάεδρον traces back through two separate lines of ancestry.

via Ancient Greek εἴκοσι

StepLanguageWordMeaning
1Ancient Greekεἴκοσιtwenty
2Proto-Hellenicewīkəti—
3Proto-Indo-Europeanwídḱm̥titwenty
4Proto-Indo-Europeandwidḱómt—
5Proto-Indo-Europeandéḱm̥tten

via Ancient Greek ἕδρα

StepLanguageWordMeaning
1Ancient Greekἕδραseat, chair, stool, bench; the act of sitting;...
2Proto-Hellenic*hédrā—

Words derived from “εἰκοσάεδρον”

Every word from Proto-Indo-European déḱm̥t →Every word from Proto-Indo-European dwidḱómt →Every word from Proto-Indo-European wídḱm̥ti →