This is the 3742nd most frequent Turkish word.
yükü
"Yükü" means "its load" or "its burden" in English.
In this sentence, 'yükü' refers to the emotional or physical burden on someone's shoulders.
O, bütün yükü omuzlarında taşıyor.
He carries all the burden on his shoulders.
Here, 'yükü' refers to the physical load that the truck carries.
Bu kamyon yükü taşımak için tasarlanmış.
This truck is designed to carry load.
In this sentence, 'yükü' signifies a metaphorical weight, related to the impact of the content of the book.