This is the 7758th most frequent Swedish word.
trumpeten
"The trumpet."
Here, 'trumpet' is the object of the verb 'spelade', indicating the specific musical instrument performed.
Jag spelade trumpet på konserten.
I played the trumpet at the concert.
In this sentence, 'trumpeten' refers specifically to the sound produced by the trumpet instrument.
Han hörde ljudet av trumpeten.
He heard the sound of the trumpet.
Here, 'trumpeten' denotes the physical item, a trumpet, which is being observed and admired.