This is the 7431st most frequent Swedish word.
snön
"The snow."
Here, 'snön' refers to the snow as a subject noun in its definitively expressed form, given its specific description and current relevance.
Snön faller mjukt från himlen.
The snow falls softly from the sky.
In this sentence, 'snön' denotes the snow as an environment or medium in which the action takes place.
Barnen leker och bygger snögubbar i snön.
The children are playing and building snowmen in the snow.
The word 'snöns' is in the possessive form, showing that the melting belongs to the subject, snow.