This is the 12251st most frequent Swedish word.
sanddynerna
"The sand dunes."
Here, "Sanddynerna" is used as the subject of the sentence, referring to the sand dunes collectively.
Sanddynerna sträckte sig så långt ögat kunde se.
The sand dunes stretched as far as the eye could see.
In this sentence, "sanddynerna" is used as the object of a prepositional phrase, specifying their location.
Vi vandrade längs sanddynerna vid solnedgången.
We hiked along the sand dunes at sunset.
The use of "sanddynerna" here indicates the physical place where the children spent the day playing.