This is the 821st most frequent Catalan word.
qui
"Qui" in Catalan means "who" in English.
Interrogative pronoun to ask for a subject.
Qui vol venir a la festa?
Who wants to come to the party?
Relative pronoun to introduce a clause indicating an unknown subject.
No sé qui ha pres aquest llibre.
I don't know who took this book.
Indefinite pronoun to refer to an undefined person or entity.