This is the 3096th most frequent Russian word.
кастрюлю
A pot or saucepan.
Here, 'кастрюлю' serves as the object of the verb 'передай', used in a command or request format.
Передай мне, пожалуйста, кастрюлю.
Pass me the pot, please.
Here, 'кастрюлю' is the direct object of the verb 'купил', functioning as an accusative form of the noun.
Я купил новую кастрюлю.
I bought a new pot.
In this sentence, 'кастрюлю' indicates the object being placed, again showing the usage in the accusative case.