| 1 | Spanish | zambo | bowlegged, bandy-legged; Zambo |
| 2 | Vulgar Latin | strambus | squinting, crosseyed, crooked, distorted |
| 3 | Latin | strabus | squinting, crooked, slanted |
| 4 | Ancient Greek | στραβός | distorted, oblique; squinting, squint-eyed |
| 5 | Proto-Indo-European | strebʰ- | — |