This is the 8716th most frequent German word.
krieg
War.
Here, 'kriege' is the first-person singular form of the verb 'kriegen', meaning 'to get' or 'to receive'.
Ich bekomme immer Kopfschmerzen, wenn ich wenig Schlaf kriege.
I always get headaches when I don't get enough sleep.
The word 'Krieg' is used in its literal sense as 'war', referring to a state of armed conflict between nations.
Es gibt keinen Krieg zwischen den beiden Ländern.
There is no war between the two countries.
'Krieg' is used metaphorically here, comparing the argument to a battle or war, emphasizing the intensity of the situation.