This is the 6551st most frequent Polish word.
czynu
"czynu" (genitive singular of "czyn") means "of an act" or "of a deed" in English.
In this sentence, 'czyn' refers to a specific action or deed, emphasizing its significance and morality.
Dzisiaj zostałem nagrodzony za mój bohaterski czyn.
Today I was rewarded for my heroic deed.
Here, 'czynów' (plural form of 'czyn') refers to acts or actions, specifically highlighting their qualitative aspect within a context.
W codziennym życiu ludzie często nie doceniają drobnych czynów dobroci.
In everyday life, people often don't appreciate small acts of kindness.
'Czyny' in this case represents actions in general, particularly those that reflect values or principles.