This is the 13728th most frequent Polish word.
podopiecznym
A "ward" or "charge" (a person under someone's care or supervision).
Here, 'podopieczny' refers to a person under the mentorship or guidance of the speaker.
Mój podopieczny osiągnął świetne wyniki w nauce.
My charge has achieved excellent results in their studies.
In this case, 'podopiecznymi' (plural form) designates individuals under care or responsibility within an institution.
Opiekuję się podopiecznymi w lokalnym ośrodku pomocy.
I take care of the charges at the local help center.
The term 'podopiecznym' here emphasizes the relationship and one-on-one attention provided to the mentee.