This is the 12418th most frequent Polish word.
młodości
"Youth"
Here, 'młodości' refers to a period in life characterized by youth, used in the genitive case to indicate possession or association with this period.
W czasach młodości grałem w piłkę nożną każdego dnia.
In the times of youth, I played soccer every day.
In this context, 'młodości' is used to denote the abstract concept of youth, serving as the subject of the sentence in the nominative case.
Młodości zawsze towarzyszy energia i entuzjazm.
Youth is always accompanied by energy and enthusiasm.
The word 'młodości' here personifies the concept of youth, used in the dative case to indicate the recipient of the letter.