This is the 7582nd most frequent Russian word.
дусматов
The word "дусматов" does not appear to have a standard meaning in Russian; it may be a surname or a proper noun.
Here, 'Дусматов' refers to a proper noun, likely a person's surname.
Дусматов завоевал золото на Олимпиаде.
Dusmatov won a gold medal at the Olympics.
In this case, 'Дусматов' still functions as a proper noun, indicating the last name of a person, specifically an athlete.
Мы прочли статью о спортсмене Дусматове.
We read an article about the athlete Dusmatov.
'Дусматов' appears in the genitive case (Дусматова) here, indicating possession or relation to the person.