This is the 483rd most frequent Polish word.
siły
"Siły" means "forces" or "strength" in English.
The word 'siły' here refers to mental or emotional strength to persevere.
Muszę znaleźć w sobie siły, aby kontynuować.
I must find strength in myself to continue.
The word 'sił' represents opposing political influences or powers.
Cały ten chaos powstał z walki różnych sił politycznych.
All this chaos resulted from the struggle of various political forces.
'Sił' is used to denote physical strength required for a task.