This is the 5190th most frequent German word.
auffrischen
"To refresh or brush up."
Here, 'auffrischen' means to revise or improve knowledge in a specific subject.
Ich möchte mein Englisch auffrischen.
I want to refresh my English skills.
Here, 'auffrischen' indicates renewing or improving the appearance of an object.
Die Möbel wurden aufgefrischt, um das Zimmer wohnlicher zu machen.
The furniture was refreshed to make the room cozier.
In this sentence, 'auffrischen' refers to revisiting and reinforcing previously learned knowledge or skills.