The phrase "patterned oneself up on" refers to the act of imitating or emulating someone else's behavior, style or personality. Some antonyms for this phrase could include "being oneself", "standing out from the crowd", "embracing originality", "defying convention", or "breaking the mold". These antonyms suggest a sense of self-awareness, confidence and independence, as opposed to blindly following someone else's path. By rejecting the idea of patterning oneself up on someone else, individuals can embrace their unique qualities, find their own path, and discover their true potential.