Where does “decānus” come from?
decānus (Latin) comes from Latin decem, from Latin -nus, from Proto-Italic -nos, from Proto-Indo-European -nós — Creates verbal adjectives from roots.
Ancestry of “decānus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | decem | ten; 10 |
| 2 | Latin | -nus | -an |
| 3 | Proto-Italic | -nos | — |
| 4 | Proto-Indo-European | -nós | Creates verbal adjectives from roots |