
auf is one of the A2 words in the free course — with this picture, the audio, and spaced repetition.
auf
on (horizontal)
/aʊ̯f/Examples — auf in a sentence
Die Katze schläft auf dem Sofa.
The cat is sleeping on the sofa.
Leg die Bücher auf den Tisch.
Put the books on the table.
How to remember it
AUF sounds like 'OFF' but think of 'ON TOP'. Imagine a hat falling OFF your head and landing ON the ground.