Where does “un” come from?
un (Galician) comes from Old Portuguese ũu, from Latin ūnus, from Old Latin oinos, from Proto-Italic oinos, from Proto-Indo-European óynos — one; single.
un (Galician): a, one; one
Ancestry of “un”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Portuguese | ũu | Masculine singular indefinite article; a; an |
| 2 | Latin | ūnus | — |
| 3 | Old Latin | oinos | one |
| 4 | Proto-Italic | oinos | cardinal number
1
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n/a
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*duō;... |
| 5 | Proto-Indo-European | óynos | one; single |