The term "up-bears" is a unique word, with no clear definition. However, assuming that "up-bears" refers to the act of lifting or supporting something, some possible antonyms could be "droop," "lower," "depress," "sink," or "fall." These words refer to the opposite action of lifting or raising something, implying a downward movement or lack of support. Other possible antonyms include "abandon," "neglect," "let go," or "ignore," which could suggest a lack of care or attention towards something. In any case, identifying antonyms requires a clear definition of the word, which "up-bears" lacks.