This is the 7755th most frequent Swedish word.
trondheim
"Trondheim" is not a Swedish word but refers to a city in Norway.
Here, 'Trondheim' is used as a proper noun referring to the city.
Jag planerar en resa till Trondheim senare i år.
I am planning a trip to Trondheim later this year.
In this sentence, 'Trondheim' refers to the city and is used in the context of naming a specific place.
Trondheim är känt för sin vackra katedral.
Trondheim is known for its beautiful cathedral.
Once again, 'Trondheim' is utilized as a proper noun denoting the city, and it shows possession or location within the travel narrative.