This is the 624th most frequent Norwegian word.
larvik
Larvik is a town and municipality in Norway.
In this sentence, 'Larvik' is used as a proper noun, referring to the specific name of a city.
Larvik er en by i Norge.
Larvik is a city in Norway.
Here, 'Larvik' is used again as a proper noun to indicate the location visited.
Vi besøkte Larvik i fjor sommer.
We visited Larvik last summer.
In this sentence, 'Larvik' is used as the subject of the sentence, referring to the city being described.