This is the 21st most frequent Hungarian word.
új
"Új" means "new" in English.
Here, 'új' functions as an adjective describing the noun 'könyv' (book), indicating that the book is new rather than old or used.
Ez egy új könyv.
This is a new book.
In this sentence, 'új' acts as an adjective that qualifies 'dolgokat' (things), emphasizing exploration or discovery.
Mindig szeretek új dolgokat tanulni.
I always like to learn new things.
Here, 'új' is used as an adjective to specify the recent or possibly just-purchased 'autó' (car).