This is the 9432nd most frequent Polish word.
wachowski
"Wachowski" is a Polish surname and does not have a standalone definition in English.
Here, 'Wachowskiego' is the genitive singular form of the proper noun 'Wachowski', indicating possession or relation, referring to something belonging to or created by Wachowski.
Nie jestem pewny, czy ten pomysł Wachowskiego zadziała.
I'm not sure if Wachowski's idea will work.
In this sentence, 'Wachowskich' is the genitive plural form, referring to the siblings as creators of the film, indicating plurality.
Czy widziałeś najnowszy film rodzeństwa Wachowskich?
Have you seen the latest movie by the Wachowski siblings?
Here, 'Wachowski' is in the nominative singular form, used as the subject of the sentence and referring to a person by name.