This is the 390th most frequent Swedish word.
emil
The Swedish word "Emil" is a male given name and does not have a definition beyond being a name.
In this sentence, 'Emil' is used as a proper noun, referring to a person's name.
Emil är en duktig skådespelare.
Emil is a skilled actor.
Here, 'Emil' is again a proper noun, used to refer to the main character of a story.
Boken handlar om Emil och hans äventyr i Småland.
The book is about Emil and his adventures in Småland.
'Emil' in this sentence is the name of a person being referred to, and the usage implies familiarity with the person.