This is the 9046th most frequent Swedish word.
dökul
"Dökul" is not a recognized Swedish word.
In this sentence, 'dökul' is used to describe the house as extremely interesting and appealing, demonstrating positive exaggeration.
Huset på kullen är verkligen dökul.
The house on the hill is really cool.
Here, 'dökul' is employed to express strong enjoyment and entertainment derived from watching the film.
Den nya filmen var dökul att titta på.
The new movie was incredibly fun to watch.
This usage indicates an exceptionally enjoyable experience, again emphasizing strong positive feelings.