Up-bearing is a term that refers to supporting or carrying something upward. However, there are several antonyms for the word "up-bearing," which means words that convey the opposite meaning or direction. Some possible antonyms for "up-bearing" include downward, sinking, declining, dropping, falling, descending, and lowering. These antonyms signify the movement or position of something that is going in an opposite direction compared to being up or elevated. Knowing these antonyms can help to add more depth and dimension to a person's language skills, which can come in handy when writing or communicating with others.