This is the 13322nd most frequent German word.
autofreie
Car-free.
In this sentence, 'autofreie' serves as an adjective modifying 'Woche', indicating that the week is characterized by being free of cars.
Die Stadt hat eine autofreie Woche organisiert.
The city has organized a car-free week.
Here, 'autofreie' is an adjective describing 'Zone', specifying that the zone does not allow cars.
Wir haben gestern eine autofreie Zone besichtigt.
Yesterday, we visited a car-free zone.
In this example, 'autofreie' qualifies 'Straßen', meaning that the streets are not accessible to cars.