This is the 9154th most frequent Polish word.
szokuj
"Szokuj" means "shock" (as an imperative form: "shock [someone]").
The word 'szokuj' is used here in an imperative form to instruct someone not to feel shocked.
Nie szokuj się tym, co ci powiem.
Don't be shocked by what I am going to tell you.
The word 'szokuję' is used to express the act of causing shock in others due to one's own skills.
Szokuję wszystkich moimi nowymi umiejętnościami.
I am shocking everyone with my new skills.
The word 'szokował' is used to describe the emotional reaction of shock caused by the movie.