baro regni
Latin
Etymology
barō (“baron”) + rēgnum (“realm”)
Noun
barō rēgnī m (genitive barōnis rēgnī); third declension
- (Medieval Latin, Hungarian history) first banneret
Declension
Both the singular and plural genitives are attested in the plural, giving the translations “barons of the realm” and “barons of the realms”.
Third-declension noun.