Bitter liqueur is a type of alcoholic drink that we associate with a strong herbal or botanical flavor. These bittersweet beverages are often used in cocktails and are known for their unique and complex taste. Some popular synonyms for bitter liqueur include amaro, digestif, and aperitif. Amaro is an Italian liqueur that is bitter and often served as a digestif after a meal. Digestif refers to any type of liqueur or drink that is consumed after a meal to aid digestion. Aperitif is a French term for a drink that is served before a meal to stimulate the appetite. All of these words are great synonyms for bitter liqueur and can help you navigate the many different types and flavors of this popular drink.