Where does “ratinho” come from?
ratinho (Portuguese) comes from Portuguese -inho, from Old Portuguese -ỹo, from Latin -inus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.
ratinho (Portuguese): Diminutive of rato
Ancestry of “ratinho”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Portuguese | -inho | replaces -o and -a to form diminutives |
| 2 | Old Portuguese | -ỹo | — |
| 3 | Latin | -inus | Of or pertaining to; -ine |
| 4 | Proto-Italic | -īnos | of/belonging to |
| 5 | Proto-Indo-European | -iHnos | Creates adjectives of materials |
| 6 | Proto-Indo-European | -no- | adjectival suffix |