This is the 531st most frequent Czech word.
nějaký
The Czech word "nějaký" means "some" or "any" in English.
Here 'nějaký' functions as 'any' to inquire about the existence of an example of something.
Viděl jsi nějaký film od tohoto režiséra?
Have you seen any movie by this director?
Here 'nějaký' means 'some' indicating an unspecified quantity.
Potřeboval bych nějaký čas na odpočinek.
I would need some time to rest.
Here 'nějaký' serves as 'some' to mean a specific but not yet determined option.