Where does “heptágono” come from?
heptágono (Spanish) comes from Latin heptagonum, from Ancient Greek ἑπτάγωνον, from Ancient Greek ἑπτάγωνος, from Ancient Greek ἑπτά, from Proto-Hellenic heptə́, from Proto-Indo-European septḿ̥ — seven.
heptágono (Spanish): heptagonal; heptagon
Ancestry of “heptágono”, step by step