Where does “quadruplar” come from?
quadruplar (Portuguese) comes from Portuguese quádruplo, from Latin quadruplus, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres — and.
Ancestry of “quadruplar”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Portuguese | quádruplo | quadruple being four times as long, as big or as many of something |
| 2 | Latin | quadruplus | fourfold, quadruple |
| 3 | Latin | quattŭor | four; 4 |
| 4 | Portuguese | quarto | ordinal form of quatro; fourth; quarter; fourth;... |
| 5 | Old Portuguese | quarto | quarter |
| 6 | Latin | quārtus | fourth |
| 7 | Proto-Indo-European | kʷeturtos | — |
| 8 | Proto-Indo-European | kʷetwóres | four |
| 9 | Proto-Indo-European | kʷe- | and |