Ill-mannered types are people who lack good manners and etiquette. Two words that can be used to describe such people are 'BOORS' and 'LOUTS'. BOORS are people who are rude, insensitive, and unrefined in their behavior. They often lack social graces and may be considered boorish or uncouth. LOUTS are people who are crude, vulgar, and disrespectful. They often lack respect for others and may be considered loutish or boorish. Both terms are used to describe people who lack good manners and etiquette.