This is the 2064th most frequent French word.
portugal
Portugal: A country in southern Europe.
Here, 'Portugal' is used as the name of a country in a geographical context.
Je viens du Portugal.
I come from Portugal.
In this sentence, 'Portugal' refers to the country being talked about in terms of its notable features.
Le Portugal est renommé pour ses plages magnifiques.
Portugal is renowned for its magnificent beaches.
The word 'Portuguese' implies a derivative usage, relating something to the country Portugal.