This is the 217th most frequent Slovenian word.
denarja
"Denarja" means "money" in English.
Here, 'denarja' is the genitive singular form of the noun 'denar', used to denote an unspecified amount of money.
Imam nekaj denarja.
I have some money.
In this sentence, 'denarja' is used as the genitive singular to signify partiality or an indeterminate quantity of money being asked about.
Ali potrebuješ kaj denarja?
Do you need any money?
Here, 'denarja' is again the genitive singular form, used after 'veliko' (much) to express the quantity of money being referred to.