bumpkin
Concise Oxford English Dictionary © 2008 Oxford University Press:
bumpkin/ˈbʌmpkɪn/
▶noun an unsophisticated country person.
– derivatives
bumpkinish adjective.
bumpkinish adjective.
– origin C16: perh. from Du. boomken ‘little tree’ or MDu. bommekijn ‘little barrel’, denoting a dumpy person.
'bumpkin' also found in these Oxford entries:

