This is the 8550th most frequent Polish word.
primark
"Primark" is not a Polish word; it refers to a popular Irish retail clothing store chain.
Here, 'Primark' indicates the source from where the clothing is obtained, marking it as a place of origin.
Ubieram się czasem w ubrania z Primarku.
I sometimes wear clothes from Primark.
Here, 'Primark' refers to a proper noun, which is the name of a store where the action of buying takes place.
Wczoraj kupiłem koszulkę w Primarku.
Yesterday, I bought a t-shirt in Primark.
In this instance, 'Primark' is used as the subject of the sentence, representing the name of the retail chain.