Crunch
Be referred to as crumple
- the Knüllgebirge in Northern Hesse
- The Knüll , a 340 m high mountain in the district of Göttingen in Lower Saxony
- the Knüll (Teutoburg Forest) , a 253 m high mountain in Westphalia
- the Knüll - Storkenberg nature reserve in Westphalia
- Knüll (Börm) , a hamlet in the municipality of Börm in Schleswig-Holstein