Where does “òs” come from?
òs (Occitan) comes from Old Occitan os, from Latin ossum, from Latin ōs, from Proto-Italic ōs, from Proto-Indo-European h₃ésth₁ — bone.
òs (Occitan): bone
Ancestry of “òs”, step by step
òs traces back through two separate lines of ancestry.
via Old Occitan os
| Step | Language | Word | Meaning |
|---|
| 1 | Old Occitan | os | — |
| 2 | Latin | ossum | bone; kernel, stone |
| 3 | Latin | ōs | mouth |
| 4 | Proto-Italic | ōs | mouth |
| 5 | Proto-Indo-European | h₃ésth₁ | bone |
via Proto-Slavic osь
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Slavic | osь | axis, axle |
| 2 | Proto-Balto-Slavic | aśís | axle, axis |
| 3 | Proto-Indo-European | h₂eḱs- | axis, axle |
| 4 | Proto-Indo-European | h₂eǵ- | to drive |