This is the 4051st most frequent German word.
wirklichkeit
Reality.
Here, 'Wirklichkeit' is used to refer to 'reality' as opposed to an imagined or conceptual idea.
Die Wirklichkeit sieht oft anders aus als die Vorstellung.
Reality often looks different than the imagination.
Here, 'Wirklichkeit' defines the practical or real-world application or situation where the theory holds true.
In der Wirklichkeit konnten wir ihre Theorie bestätigen.
In reality, we were able to confirm their theory.
Here, 'Wirklichkeit' denotes 'reality' as the objective or subjective world that can be interpreted through artistic expression.