This is the 17114th most frequent Polish word.
własnymi
"Own" (used in the instrumental case, plural form).
The word 'własnymi' emphasizes that the hands belonged to the speaker personally, indicating possession and effort.
Zbudowałem ten dom własnymi rękoma.
I built this house with my own hands.
Here 'własnymi' specifies that the words used are unique to the speaker, demonstrating individuality.
Piszesz to własnymi słowami.
You are writing this in your own words.
In this sentence, 'własnymi' highlights that the resources utilized for preparation were exclusively belonging to the speaker.