Where does “-ãa” come from?
-ãa (Old Portuguese) comes from Latin -ana, from Latin -anus, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.
Ancestry of “-ãa”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | -ana | inflection of -ānus:
## nominative/vocative... |
| 2 | Latin | -anus | Of or pertaining to; -ian |
| 3 | Latin | -um | nominative neuter singular of -us; accusative... |
| 4 | Proto-Italic | *-om | — |
| 5 | Proto-Indo-European | *-oHom | — |