This is the 235th most frequent Swedish word.
hög
The Swedish word "hög" means "high" or "tall" in English.
Here, 'hög' (tall) is an adjective describing the height of the tree.
Jag såg ett hög träd i skogen.
I saw a tall tree in the forest.
In this case, 'hög' (pile) acts as a noun referring to an accumulation of items.
När festen var över, fanns det en stor hög av disk i köket.
When the party was over, there was a big pile of dishes in the kitchen.
In this instance, 'hög' (high) is an adjective describing the intensity level of the volume.