Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | boreus |
| Gen. | borei |
| Dat. | boreo |
| Acc. | boreum |
| Abl. | boreo |
| Voc. | boree |
| PLURIEL |
| Nom. | borei |
| Gen. | boreōrum |
| Dat. | boreis |
| Acc. | boreos |
| Abl. | boreis |
| Voc. | borei |
| SINGULIER |
| Nom. | boreă |
| Gen. | boreae |
| Dat. | boreae |
| Acc. | boream |
| Abl. | boreā |
| Voc. | boreă |
| PLURIEL |
| Nom. | boreae |
| Gen. | boreārum |
| Dat. | boreis |
| Acc. | boreas |
| Abl. | boreis |
| Voc. | boreae |
| SINGULIER |
| Nom. | boreum |
| Gen. | borei |
| Dat. | boreo |
| Acc. | boreum |
| Abl. | boreo |
| Voc. | boreum |
| PLURIEL |
| Nom. | borea |
| Gen. | boreōrum |
| Dat. | boreis |
| Acc. | borea |
| Abl. | boreis | |