This is the 4621st most frequent Swedish word.
ahmed
"Ahmed" is a proper noun, typically a male given name of Arabic origin, and not a Swedish word.
Here 'Ahmed' is used as a proper noun to refer to a specific individual by name.
Ahmed är en vänlig person.
Ahmed is a friendly person.
In this sentence, 'Ahmed' again serves as a proper noun, denoting the individual whom the speaker visited.
Jag besökte Ahmed i går.
I visited Ahmed yesterday.
Here 'Ahmed' is used in possessive form ('Ahmeds'), showing ownership of the ideas being mentioned.