Where does “pro” come from?
pro (Spanish) comes from Old Spanish pro, from Late Latin prode, from Latin prosum, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro-, from Proto-Indo-European por-, from Proto-Indo-European per- — passed , crossed.
pro (Spanish): pro, in favor of, for; pro
Definitions
- pro, in favor of, for; pro
Ancestry of “pro”, step by step
pro traces back through two separate lines of ancestry.
via Old Spanish pro
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Old Spanish | pro | usefulness, advantage, benefit |
| 2 | Late Latin | prode | profitable, useful; useful; valuable |
| 3 | Latin | prosum | I am useful or of use, do good, help, benefit,... |
| 4 | Latin | prō- | forward direction, forward movement |
| 5 | Proto-Italic | *pro- | pro- see the Latin entry for further meanings |
| 6 | Proto-Indo-European | pro- | toward, forward |
| 7 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 8 | Proto-Indo-European | per- | before, in front; first; to go through |
| 9 | Proto-Indo-European | pr̥tós | passed , crossed |
via Latin prō
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Latin | prō | for |
| 2 | Latin | ratus | considered, having been considered; established,... |
| 3 | Latin | rēōr | to reckon, calculate |
| 4 | Proto-Italic | rēōr | to reckon, to calculate; to think, to deem, to... |
| 5 | Proto-Indo-European | h₂reh₁- | to think, reason; to arrange |
| 6 | Proto-Indo-European | h₂er- | to fit, to fix, to put together |