The word "hang-up" is commonly used to refer to an obstacle or problem that is preventing someone from moving forward. However, there are several synonyms for this word that can be used to express the same idea. One such word is "hindrance," which refers to anything that is causing a delay or obtruction. Another option is "obstacle," which suggests a physical or mental barrier that needs to be overcome. A third synonym is "impediment," which implies a difficulty or blockage that is standing in the way of progress. Whatever word you choose, the key is to identify and address the issue so that you can move on to your desired outcome.