εἰκοσάγωνος
εἰκοσάγωνος, having twenty angles
Alas! Could not find the search term εἰκοσάγωνος.
Found the closest form εἰκοσάδα. Other nearby forms can be found in the wordwheel, or perhaps try searching again without accents.
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Parsed as:
✓ feminine accusative singular (Luc) of εἰκοσάς
No checked forms of εἰκοσάγωνος in the morphology database.