The word "unmake" means to destroy or undo something that has been previously made or created. Therefore, possible antonyms for "unmake" could be "make," "create," or "construct." These words imply the act of building, forming, or producing something, in contrast to the act of destroying it. Other antonyms for "unmake" could be "keep," "preserve," or "protect," which suggest the importance of maintaining something, rather than allowing it to be dismantled or spoiled. Overall, the antonyms for "unmake" reflect opposing concepts of creation and destruction, as well as preservation and change.