Where does “ennagonale” come from?
ennagonale (Italian) comes from Italian ennagono, from Italian -gono, from Ancient Greek γωνία, from Ancient Greek γόνυ, from Proto-Hellenic gónu, from Proto-Indo-European ǵónu — knee.
ennagonale (Italian): nonagonal
Ancestry of “ennagonale”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Italian | ennagono | nonagon |
| 2 | Italian | -gono | -gon |
| 3 | Ancient Greek | γωνία | corner, angle; joiner's square; cornerstone |
| 4 | Ancient Greek | γόνυ | knee |
| 5 | Proto-Hellenic | gónu | knee |
| 6 | Proto-Indo-European | ǵónu | knee |