This is the 7543rd most frequent Polish word.
ku
"Ku" means "towards" or "to" in English.
The word 'ku' is used to indicate direction, meaning 'towards' or 'to'.
Patrzył ku zachodowi, podziwiając zachód słońca.
He looked towards the west, admiring the sunset.
Here, 'ku' metaphorically suggests movement or progression towards an abstract goal or state.
Wszystko to zmierza ku lepszemu.
Everything is heading towards a better outcome.
In this sentence, 'ku' conveys intention or purpose, translating closely to 'for' in English.