This is the 2804th most frequent Polish word.
jakiego
"Jakiego" means "what" or "which" (masculine/neuter singular genitive form).
The word 'jakiego' is a masculine, singular, genitive form of the interrogative pronoun 'jaki,' used to ask about specific characteristics or identify something specific.
Nie wiem, jakiego klucza potrzebujesz.
I don't know which key you need.
Here, 'jakiego' modifies 'rodzaju' (masculine singular noun in genitive case) to specify the type being referred to.
W sklepie zapytano mnie, jakiego rodzaju herbatę preferuję.
In the store, I was asked what type of tea I prefer.
In this sentence, 'jakiego' describes 'koloru' (masculine singular noun in genitive case) to specify the color being referred to.