This is the 17449th most frequent Polish word.
zastrzeżesz
"You will reserve" or "You will restrict."
Here, 'zastrzeżesz' refers to the action of restricting or reserving access to one's phone number for privacy purposes.
Jeśli zastrzeżesz swój numer telefonu, nie będzie widoczny dla innych.
If you register your phone number, it will not be visible to others.
In this case, 'zastrzeżesz' signifies reserving or securing a certain legal right or privilege within a context.
Zastrzeżesz sobie prawo do zmiany umowy w każdej chwili.
You will reserve the right to amend the contract at any time.
Here, 'zastrzeżesz' is used in the form of setting reserves or restrictions within a certain domain of permissions or authority.