This is the 6740th most frequent Swedish word.
nesser
"Nesser" is not a standard Swedish word; it is likely a surname, such as that of Swedish author Håkan Nesser.
Here, 'Nesser' is a proper noun used as the last name of the author Håkan Nesser.
Håkan Nesser är en känd författare i Sverige.
Håkan Nesser is a well-known author in Sweden.
In this sentence, 'Nesser' refers to the last name of the author whose books have been read.
Jag har läst flera böcker av Nesser.
I have read several books by Nesser.
Here, 'Nesser' is used in the possessive form to describe the style of the individual, again referring to the author.