The phrase "am made up of" implies a sense of wholeness or completeness, suggesting that something is constructed from various components. Its antonyms, therefore, would be words that imply incompleteness, fragmentation, or disintegration. Some possible antonyms for this phrase might include "broken," "incomplete," "fragmented," "divided," "dismantled," "disintegrated," or "shattered." These words suggest a sense of something being taken apart or disassembled, rather than being constructed or composed. Using such antonyms can be a useful way to convey a sense of tension or conflict within a character, object, or situation, as they suggest a lack of cohesion or unity.