Where does “decennis” come from?
decennis (Latin) comes from Latin annus, from Proto-Italic atnos, from Proto-Indo-European h₂et-no-, from Proto-Indo-European h₂et- — grass.
decennis (Latin): decennial, of ten years
Ancestry of “decennis”, step by step
decennis traces back through two separate lines of ancestry.
via Latin annus
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | annus | year; time; season |
| 2 | Proto-Italic | atnos | year |
| 3 | Proto-Indo-European | h₂et-no- | — |
| 4 | Proto-Indo-European | h₂et- | grass |
via Latin decem
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | decem | ten; 10 |
| 2 | Latin | -nus | -an |
| 3 | Proto-Italic | -nos | Creates verbal adjectives from verb stems |
| 4 | Proto-Indo-European | -nós | Creates verbal adjectives from roots |
Words derived from “decennis”