This is the 2493rd most frequent Swedish word.
kollegan
"The colleague."
Here, 'kollegan' is used to refer to a specific colleague known to the speaker, showing familiarity with a specific individual.
Jag tog med kaffe till kollegan som jobbade övertid.
I brought coffee for the colleague who was working overtime.
In this case, 'kollegan' is describing a coworker in context, likely a recognized individual within the office setting.
Kollegan på kontoret föreslog en ny lösning på problemet.
The colleague at the office suggested a new solution to the problem.
Here, 'kollegan' singles out an individual among colleagues who was unable to attend due to location constraints.