rather, quite, fairly, pretty, surprisingly, quite a bit, fairly well
Used as an adverb to indicate that a quality or quantity is higher than what was originally expected. It suggests that while not extreme, the level is significant enough to be noteworthy.
When placed before an い-Adjective, it modifies the degree of that adjective to mean 'surprisingly' or 'pretty'.
この部屋は
This room is quite spacious.
あの映画は
That movie was rather interesting.
When placed before a な-Adjective, it indicates the state is more significant than anticipated.
町は
The town is quite quiet.
試験は
The exam was fairly easy.
When used with a verb, it indicates that the frequency or degree of the action is higher than expected.
コーヒーを
I drink quite a bit of coffee.
日本語が
I understand Japanese fairly well.
While