This is the 12904th most frequent Polish word.
obronienia
"Obronienia" in Polish means "the act of defending or protecting."
Here, 'obronieniu' (the gerund form of 'obronić') is used to indicate the action of 'defending' or 'protecting' one's stance or position in a formal setting.
Skupiam się na obronieniu swojego stanowiska przed komisją.
I am focusing on my task of defending my position before the committee.
In this sentence, 'obronienia' (genitive singular form of 'obronienie') denotes the action of defending in the context of presenting a project or idea for critique.
Nie podjął się obronienia swojego projektu podczas konferencji.
He did not undertake the task of defending his project during the conference.
'Obronienia' here represents the concept of defending or justifying points of argument within a critical discussion or debate.