This is the 821st most frequent Catalan word.
qui
"Qui" in Catalan means "who" in English.
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.
Qui tingui preguntes, que les faci ara.
Whoever has questions, ask them now.
Interrogative pronoun to ask for a subject.