Never say niggardly, Nigeria, niggle, or for heaven's sake, Niger

Via Mark Shea is this Wilmington Star article on a school teacher who was reprimanded by her principal for describing a literary character as, gasp, niggardly. Once upon a time, sexual ephitets were verboten in polite company and pants were painted on nude artwork. That kind of Victorianism was laughable, wasn't it? We're ever so much more enlightened in our modern progressive age.