This is the 329th most frequent Azerbaijani word.
sərt
Strict; harsh; rigid.
Used as an adjective to describe the strength and severity of natural conditions.
Qışın sərt küləkləri şəhəri bürüyüb.
The harsh winds of winter have enveloped the city.
Utilized as an adjective to characterize a person's rigid or uncompromising demeanor.
O, qaydalara çox sərt yanaşır.
He adheres to the rules very strictly.
Here, it denotes the physical hardness or softness of an object.