Where does “3o” come from?
3o (Spanish) comes from Spanish tercero, from Latin tertiārius, from Latin tertius, from Latin trēs, from Proto-Italic trēs, from Proto-Indo-European *tréyes.
3o (Spanish): Alternative form of 3º
Ancestry of “3o”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Spanish | tercero | third; third party; mediator |
| 2 | Latin | tertiārius | — |
| 3 | Latin | tertius | third, the ordinal number after secundus and... |
| 4 | Latin | trēs | — |
| 5 | Proto-Italic | trēs | three |
| 6 | Proto-Indo-European | *tréyes | — |