re: hick, redneck, country bumpkin, and hillbilly

Hick - uneducated uncultured, inbreeding meth smoker
Country bumpkin - tractor pull aficionado, fat as frick, likely to attend an event where a giant pumpkin is dropped from a crane onto a car
Hillbilly- mountain people, illiterate, moonshine poisoning, old arse cars, grandpappys pocket knife
Redneck- suburban country types, some potential for wealth, strippers are most likely to come from redneck families