The term "cordial" refers to both a category of sweetened alcoholic drinks and the quality of being warm, friendly, and affectionate. Authors have long examined its dual significance: John Uri Lloyd describes it as a "union of the quintessential spirits of joy," connecting it to medicinal or recreational elixirs, while Lillian Eichler Watson underscores its social function, promoting "cordiality" in human relationships to encourage connection.
Charles James Lever contrasts it with formalities, emphasizing "cordial intercourse" as a sign of true companionship, and Washington Irving observes its presence in "liberal minds" as a basis for friendship. Charlotte Brontë, on the other hand, depicts cordiality as a source of serene inner peace through social acceptance. These differing viewpoints illustrate how the concept links tangible substances with emotional warmth, reflecting both cultural customs and universal human aspirations.