Adverb
quite a bit (not comparable)
(idiomatic) considerably
They can kill you, but the legalities of eating you are quite a bit dicier. David Foster Wallace
The making of television has changed quite a bit. Now you have to do them n cheaper budgets. Bruce Boxleitner
Late in the winter of my seventeenth year, my mother decided I was depressed, presumably because I rarely left the house, spent quite a lot of time in bed, read the same book over and over, ate infrequently, and devoted quite a bit of my abundant free time to thinking about death. John Green (author)
I wonder how anybody can think his personality changes with his success. I've had quite a bit of success but I feel that I'm just the same person as I always was. Rube Goldberg
I think women dwell quite a bit on the duress under which they work, on how hard it is just to do it at all. We are traditionally rather proud of ourselves for having slipped creative work in there between the domestic chores and obligations. I'm not sure we deserve such big A-pluses for all that. Toni Morrison
As a species, we tend to lie quite a bit - to ourselves and to each other. It's a primate thing. So, a reason to go into a career in science and technology, or to learn more about these subjects, is to become a more powerful person. Ann Druyan