This is the 11340th most frequent Russian word.
десятый
Tenth.
'Десятый' functions as an ordinal numeral, denoting a specific position in sequence.
Мы пришли к десятому дому на улице.
We arrived at the tenth house on the street.
Here, 'десятый' emphasizes repetition, indicating the number of occurrences.
Десятый раз я объясняю тебе это правило.
For the tenth time, I am explaining this rule to you.
In this usage, 'десятый' specifies a level or grade in an educational system.