This is the 16731st most frequent Turkish word.
yürüyerek
"Yürüyerek" means "by walking" in English.
In this sentence, 'yürüyerek' specifies the means of the action 'going', i.e., walking to school on foot.
Ben okula yürüyerek gidiyorum.
I go to school by walking.
Here, 'yürüyerek' indicates a possible option for reaching the destination relying specifically on walking.
Tatil köyüne yürüyerek ulaşabiliriz.
We can reach the resort on foot.
In this example, 'yürüyerek' defines the type of exercise being done focusing on walking.