This is the 3095th most frequent Polish word.
poświęcenie
Sacrifice or dedication.
In this sentence, the word 'poświęcenie' is used to denote 'dedication' or 'self-sacrifice' for the benefit of one's family.
Jego poświęcenie dla rodziny było godne podziwu.
His dedication to his family was admirable.
Here, 'poświęcenie' conveys the idea of investment and focus necessary to complete a demanding task.
To zadanie wymagało pełnego poświęcenia.
This task required full commitment.
In this context, 'poświęcenie' emphasizes the personal effort and devotion put into a particular work or goal.