This is the 4236th most frequent German word.
brechen
To break.
Here, 'brechen' is used metaphorically to indicate failing to adhere to a promise.
Er musste sein Versprechen brechen, da er dringend wegfahren musste.
He had to break his promise because he urgently needed to leave.
'Brechen' in this sentence refers to surpassing a set limit or achievement, often a record in sports or other competitive contexts.
Der Rekord wurde gestern gebrochen.
The record was broken yesterday.
In this sentence, 'brechen' appears as 'zerbrechen', emphasizing the breaking into pieces, specifically a physical object.