| 1 | Spanish | grosero | rude, crass, uncouth, cheeky, fresh, boorish,... |
| 2 | Spanish | grueso | thick, fat; wide; width, breadth |
| 3 | Old Spanish | gruesso | — |
| 4 | Latin | grossus | coarse, unrefined; young, green, immature; thick,... |
| 5 | Old High German | grōz | big, large, thick; great; large, thick, coarse |
| 6 | Proto-West Germanic | graut | — |
| 7 | Proto-Germanic | grautaz | coarse, crude; big, large |
| 8 | Proto-Indo-European | ǵʰer- | to yearn for; to enclose; bowels, intestines |