This is the 129th most frequent Polish word.
kolei
The Polish word "kolei" means "railway" or "of the railway" and can also mean "order" or "turn," depending on context.
Here, 'kolej' refers to a turn or sequence in which someone performs an action.
Teraz jest moja kolej, aby zagrać.
Now it is my turn to play.
In this sentence, 'koleje' metaphorically refers to the changing conditions or paths in one's life, often surprising or random.
Koleje losu bywają nieprzewidywalne.
The turns of fate can be unpredictable.
Here, 'koleją' is the instrumental form of 'kolej', meaning 'railway' or 'train service', used when discussing transportation by train.