👉 "Supermanliness" is a phrase that originates from the film "Superman," which was released in 1978. In this movie, Superman represents the highest form of masculinity and heroism, embodying everything that makes him so inspiring to audiences around the world. The term "supermanliness" implies a strong sense of pride in one's status as a superhero, an attitude often associated with a higher level of self-reliance and confidence. It suggests that being Superman is