This is the 9128th most frequent Polish word.
sytuacji
The word "sytuacji" is the genitive or locative singular form of "sytuacja," meaning "situation" in English.
Here, 'sytuacji' is used in the locative case to refer to being 'in' a situation.
W trudnej sytuacji musimy się wspierać.
In a difficult situation, we must support each other.
Here, 'sytuacji' is used in the genitive case to describe 'a situation' as an object.
Nie przewidziałem takiej sytuacji.
I did not foresee such a situation.
Here, 'sytuacji' is used in the genitive plural case indicating avoidance of multiple 'situations'.