This is the 1636th most frequent Swedish word.
barn
Child.
In this sentence, 'barnen' refers to 'children,' which is the plural form of 'barn.' Swedish uses suffixes to indicate plural forms.
Barnen leker i parken.
The children are playing in the park.
Here, 'barn' is singular and refers to 'a child.' The word 'ett' before 'barn' denotes it as an indefinite singular noun.
Jag har ett barn som älskar att läsa böcker.
I have a child who loves reading books.
In this sentence, 'barnens' indicates the possessive plural form of 'children.' The suffix '-ens' shows possession.