Blue-collar brass collar Democrat clerical collar collar cell Pet collar e-collar Digital collar Elizabethan collar Eton collar flea collar inexperienced-collar warm underneath the collar loosen one's collar mandarin collar Peter Pan collar pink-collar radio collar Roman collar sailor collar shawl collar white-collar white-collar crime wing collar See More Income laundering. https://vantolaw.com/navigating-life-in-white-collar-prison-insights-from-financial-crime-convicts-and-the-role-of-prison-consultants/