Antonyms for the phrase "are stuck on" would be words that mean the opposite of being trapped or unable to move forward. These could include phrases like "are free from," "have moved on," or "are unattached." Antonyms for stuck could also imply a sense of progress or movement, like "are advancing," "are making progress," or "are evolving." Alternatively, antonyms for stuck could emphasize a sense of ease or fluidity, like "are flowing," "are unencumbered," or "are unimpeded." No matter the specific word choice, antonyms for "are stuck on" would convey a sense of freedom or forward motion, in contrast to the feeling of being trapped in one place.