This is the 800th most frequent Ukrainian word.
доволі
"Доволі" means "quite" or "fairly" in English.
In this sentence, 'доволі' is used as an adverb meaning 'rather' or 'quite', expressing a notable degree of interest.
Це доволі цікава книга.
This is a rather interesting book.
Here, 'доволі' functions as an adverb to intensify the adjective, indicating a considerable distance.
Вони живуть доволі далеко звідси.
They live fairly far from here.
In this context, 'доволі' is again an adverb, signifying a satisfactory level of pleasantness.