This is the 4742nd most frequent Swedish word.
arvid
"Arvid" is a Swedish male given name, not a word with a specific meaning.
In this sentence, 'Arvid' is used as a proper noun that refers to a person's name.
Arvid är en trevlig person.
Arvid is a friendly person.
Here, the word 'Arvid' continues its use as a proper name, identifying an individual encountered in the scenario.
Vi mötte Arvid på vägen hem.
We met Arvid on the way home.
In the final sentence, 'Arvids' demonstrates possession, indicating that the playful cat belongs to someone named Arvid. The word acquires a genitive form shown by the appended 's'.