Considerably
Fairly, Quite
adverb, な adjective
かなり
中々 (なかなか) Rather, Fairly, Quite
可也 (かなり) Considerably, Fairly, Quite
随分 (ずいぶん) Very, Extremely, Surprisingly, Considerably
Canary かなり birds are Considerably small.
Canary かなり birds are Considerably good at singing.