pannonia

As a proper noun pannonia

is a province of the roman empire in the western part of modern hungary and adjacent regions.

As an adjective pannonian is

of or pertaining to pannonia.

As a noun pannonian is

a native or inhabitant of pannonia.

As proper nouns the difference between hungary and pannonia

is that hungary is country in Europe. Official name: Hungary (Magyarország) while Pannonia is a province of the Roman Empire in the western part of modern Hungary and adjacent regions.

As proper nouns the difference between province and pannonia

is that province is (british) northern ireland while pannonia is a province of the roman empire in the western part of modern hungary and adjacent regions.

As a noun province

is a subdivision of government usually one step below the national level; (canada) one of ten of canada's federated entities, recognized by the constitution and having a separate representative of the sovereign (compare territory).