This is the 15133rd most frequent German word.
strenges
Strict.
Here, 'strenges' describes 'Gesicht' to convey a stern or uncompromising appearance.
Der Lehrer hatte ein strenges Gesicht.
The teacher had a strict face.
In this sentence, 'strenge' modifies 'Gesetz' to emphasize its stringent and rigorous nature.
Das strenge Gesetz wurde verabschiedet.
The strict law was passed.
Here, 'strenge' characterizes 'Diät', highlighting the demanding and disciplined attributes of the diet.