Antonyms for the phrase "catch a likeness" could include "miss the mark," "fail to capture," "inaccurate representation," or simply "unrecognizable." When an artist or photographer strives to catch a likeness, they aim to capture the true essence and physical features of their subject accurately. Conversely, if they miss the mark or fail to capture the essence of the subject, the result may be an inaccurate representation that does not accurately depict the individual's unique attributes. In essence, antonyms for "catch a likeness" describe the unsuccessful attempt to capture a person's true essence or unique qualities through the visual medium.