This is the 3200th most frequent Swedish word.
rickard
"Rickard" is a Swedish male given name, equivalent to "Richard" in English.
In this sentence, 'Rickard' is used as a proper noun, indicating the name of the person who is performing the action described.
Rickard går till affären varje morgon.
Rickard goes to the store every morning.
Here, 'Rickards' is used to denote possession, showing that the book belongs to Rickard.
Är detta Rickards bok?
Is this Rickard's book?
'Rickard' is again a proper noun referring to the individual who enjoys running in the park.