Coined by the person upon whom Eliza Doolittle (from 'My Fair Lady") is based.
Leopold: I can't believe that American woman behind us just queefed!
Ms. Darcy: I concur! How horrible. That woman is a complete obnoxiety!
Leopold: There! She did it again! Oh, I'm about to start a row!
Ms. Darcy: Don't, Leopold!
Leopold: Why in heaven not?
Ms. Darcy: Because... then you'll be the obnoxiety!