This is the 10392nd most frequent Polish word.
cukier
Sugar.
The word 'cukier' in this sentence represents the main subject, specifically referring to sugar as a substance.
Cukier jest słodki.
Sugar is sweet.
In this sentence, 'cukier' is used to indicate the substance required for preparation, presented in the genitive case 'cukru'.
Potrzebuję cukru do ciasta.
I need sugar for the cake.
Here, 'cukier' is used within a question asking about the existence of sugar in a specific location, serving as the object of the sentence.