Where does “tra” come from?
tra (Italian) comes from Latin intra, from Latin interus, from Proto-Indo-European h₁énteros, from Proto-Indo-European -teros — Contrastive or oppositional adjectival suffix.
tra (Italian): between; among; in
Ancestry of “tra”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | intra | within; inside; during; less than |
| 2 | Latin | interus | — |
| 3 | Proto-Indo-European | h₁énteros | inside, within |
| 4 | Proto-Indo-European | -teros | Contrastive or oppositional adjectival suffix |