| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | bulgaro | bulgaroj |
| Accusative | bulgaron | bulgarojn |
| Albanian | bullgar |
|---|---|
| Catalan | bulgar |
| Dutch | Bulgaar |
| English | Bulgar; Bulgarian |
| French | Bulgare |
| German | Bulgare |
| Greek | Βουλγαρός |
| Papiamento | búlgaro |
| Polish | Bułgar |
| Portuguese | búlgaro |
| Russian | болгарин |
| Saterland Frisian | Bulgare |
| Spanish | búlgaro |