This is the 13511th most frequent Polish word.
pewniejsza
Comparative form of "sure" or "certain" (more sure/certain).
In this sentence, "pewniejsza" denotes increased self-assurance compared to a previous state. It demonstrates a comparative usage regarding personal characteristics.
Anka jest teraz pewniejsza siebie niż kiedykolwiek wcześniej.
Anka is now more self-confident than ever before.
Here, "pewniejsza" is applied to a solution, implying more reliability or assurance. It reflects a comparative degree of dependability.
Wygląda na to, że pewniejsze rozwiązanie tego problemu nie istnieje.
It seems that a surer solution to this problem does not exist.
In this context, "pewniejsza" conveys the comparative safety or reliability of the options available, as assessed under specific circumstances.