Dunklerwerden
Dunklerwerden is a German term describing the process of increasing darkness or, more broadly, the transition from light to dark. It is formed from the adjective dunkel (dark) and the auxiliary verb werden (to become). In everyday language it can refer to physical light levels, such as the shift from day to night, or to a figurative darkening, such as mood or circumstances.
Linguistically, Dunklerwerden can be used as a verb phrase (das Dunklerwerden) or as a nominalized form (Dunklerwerden).
In practice, Dunklerwerden describes twilight and the gradual decrease of brightness after sunset or before dawn.
Related concepts include darkness, twilight, and the different phases of twilight. The term is primarily used