This is the 2329th most frequent German word.
kofferraum
Trunk or boot of a car.
Here, 'Kofferraum' is used to denote the trunk (storage compartment) of a car.
Der Kofferraum meines Autos ist sehr groß.
The trunk of my car is very large.
In this usage, 'Kofferraum' refers to the car's trunk as the location where the bag was left.
Ich habe vergessen, meine Tasche aus dem Kofferraum zu holen.
I forgot to take my bag out of the trunk.
In this sentence, 'Kofferraum' is being used to describe the action of loading luggage into the trunk.