der Haustürschlüssel
Translation
front door key, house key
Examples
Ich habe meinen Haustürschlüssel verloren.
I have lost my front door key.
Der Haustürschlüssel steckt im Schloss.
The front door key is in the lock.
Grammar Patterns
((sth.)) to have/lose/find sth. I have lost my front door key.
Similar Words
Autoschlüssel (car key), Zimmerschlüssel (room key)
Etymology
A compound noun from Haus (house) + Tür (door) + Schlüssel (key).
Memory Tips
Break it down into its three parts: 'house-door-key'. It literally describes what it is.