This is the 959th most frequent Norwegian word.
lillehammer
"Lillehammer" is a proper noun referring to a town in Norway.
Here, 'Lillehammer' is used as the name of a city in Norway, functioning as a proper noun.
Jeg bor i Lillehammer.
I live in Lillehammer.
In this case, 'lille hammer' refers to a small hammer, where 'lille' is an adjective describing the size of the noun 'hammer'.
Den lille hammeren er veldig nyttig.
The little hammer is very useful.
Here, 'Lillehammer' is still the proper noun referring to the city, used in the context of discussing its reputation or significance.