This is the 16121st most frequent Polish word.
udawanie
"Udawanie" means "pretending" in English.
In this sentence, 'udawanie' is a gerund used to describe the act of pretending emotions or feelings.
Jego udawanie radości było zbyt oczywiste, by kogokolwiek oszukać.
His pretending joy was too obvious to fool anyone.
Here, 'udawanie' is used as a noun referencing the act of feigning an identity.
Nie podoba mi się, że musisz tyle czasu poświęcać na udawanie kogoś, kim nie jesteś.
I don't like that you have to spend so much time pretending to be someone you are not.
In this example, 'udawanie' denotes the imaginative act of roleplay, often associated with children.