This is the 218th most frequent Lithuanian word.
pinigų
The Lithuanian word "pinigų" means "money" (genitive case).
In this sentence, 'pinigų' is in the genitive case to denote the quantity of money needed.
Man reikia daugiau pinigų tam projektui.
I need more money for that project.
Here, 'pinigų' is again in the genitive case, used after 'truputį' (some) to indicate a partitive meaning.
Namuose radau truputį pinigų ant stalo.
At home, I found some money on the table.
In this example, 'pinigų' is used with 'daug' (a lot of), requiring the genitive case.