irritate - To make someone angry, or annoyed; or to make apart of your body sore or painful.

After the mother spent hours peparing the Friday night meal, she was irritated when the whole family ate quickly and left without thanking her or even saying anything in appreciation.
hillbilly - A person from a rural, mountainous area of the United States, especially the Appalachians. Can be used in an insulting manner.

The hillbilly family made a store in Alabama, and its theme is that the families in rural America may not be sophisticated, but they have a big heart and close family ties.