This is the 15905th most frequent Polish word.
terenowe
"Field" or "off-road," depending on context.
The word 'terenowe' is used as an adjective to describe 'samochody,' indicating their designed suitability for off-road conditions.
Samochody terenowe są idealne do jazdy w trudnym terenie.
Off-road vehicles are ideal for driving in difficult terrain.
Here, 'terenowymi' is the instrumental plural form of the adjective 'terenowe,' describing the bicycles as equipped for off-road use.
Podczas wakacji jechaliśmy rowerami terenowymi przez las.
During the vacation, we rode off-road bicycles through the forest.
In this instance, 'terenowa' acts as an adjective modifying 'klasa,' signifying the outdoor context of the class.