knäcken

In a sentence

• Jag har äntligen knäckt koden till det svåra spelet.

  I have finally cracked the code to the difficult game.

  Here, 'knäckt' is used metaphorically to mean solving or succeeding in a difficult problem or challenge.

• Carin blev knäckt när hon hörde nyheten.

  Carin was shattered when she heard the news.

  In this case, 'knäckt' metaphorically conveys being emotionally or mentally overwhelmed or deeply affected.

• Knäcken på vänster knä behöver undersökas av en läkare.

  The injury on the left knee needs to be examined by a doctor.

  Here, 'knäcken' refers to an injury or damage, likely derived from the notion of something being physically broken.