This is the 99th most frequent Icelandic word.
unnið
The Icelandic word "unnið" means "worked" or "won," depending on context.
Here, 'unnið' is the past participle of the verb 'vinna', used to describe completed work.
Þeir hafa unnið hörðum höndum að verkefninu.
They have worked hard on the project.
This usage of 'unnið' demonstrates an action being performed on an object, reflecting in the passive voice.
Skemmdin hefur verið unnið á en má betur fara.
The damage has been worked on but could be improved.
In this sentence, 'unnið' describes past experience in a professional context.