This is the 7844th most frequent German word.
heiner
"Heiner" is a colloquial term referring to a person from the city of Darmstadt, Germany.
In this sentence, 'Heiner' functions as a proper noun, specifically as a personal name referring to the subject.
Heiner besucht heute seinen Freund in der Stadt.
Heiner is visiting his friend in the city today.
Here, 'Heiner' is part of a street name, modifying 'Straße'.
Die Heinerstraße ist bekannt für ihre gemütlichen Cafés.
The Heiner Street is known for its cozy cafes.
In this sentence, 'heinerhafte' is an adjective derived from the name Heiner, used to describe the smile as reminiscent of Heiner.