No. 10,265 in Russian
болезней
The word "болезней" is the genitive plural form of "болезнь," meaning "diseases" or "illnesses."
In a sentence
Лекарства помогают предотвращать развитие болезней.
Medications help prevent the development of diseases.
Here, 'болезней' is used in its genitive plural form to indicate the type (diseases) that the medications help prevent.
Опасность болезней увеличивается без профилактики.
The risk of diseases increases without prevention.
The word 'болезней' is in the genitive to describe the risks associated with diseases.
Изучение болезней важно для медицины.
The study of diseases is important for medicine.
'Болезней' is in the genitive plural to show possession or relation to the study.
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