"Loutishly" is a term used to describe someone who behaves rudely or impolitely. Synonyms for this word include "boorishly," "uncouthly," "crudely," "awkwardly," and "offensively." These words are often used to describe people who lack social graces or who are unrefined in their manners. They may also refer to someone who is aggressive or uncontrolled in their behavior. Other synonyms for "loutishly" include "gauchely," "uncivilly," "brusquely," "brutishly," and "tactlessly." All of these words describe someone who behaves without consideration for the feelings or needs of others, and who may be seen as insensitive or obnoxious.