Lum refers to herself in the first person as , which is a trait of the western Japanese dialects including the Kansai dialect, and is famous for usually ending her sentences with or simply , which is a trait of the Sendai dialect.
AnimEigo's English dub of the first two episodes of the TV series, Those Obnoxious Aliens, attempted to approximate Lum's "daccha" speech pattern with "icha," which in English means nothing.