This is the 1849th most frequent German word.
schwäche
"Weakness" or "flaw."
In this sentence, 'Schwäche' is used to denote a personal inclination or liking towards something, particularly sweets.
Er zeigte eine Schwäche für süße Speisen.
He showed a weakness for sweet foods.
Here, 'Schwäche' refers to a lack of strength or solidity applied to the context of arguments and ideas.
Die Schwäche seiner Argumente war offensichtlich.
The weakness of his arguments was obvious.
In this context, 'Schwäche' is used to describe a state of reduced physical strength or stamina, resulting from illness.