There are numerous synonyms that can be used for the phrase "face one punishment". Some of the commonly used alternatives are "suffer consequences", "accept the penalty", "bear the brunt", "endure the retribution", "face the music", and "pay the price". All of these synonyms convey the same meaning of being held accountable for one's actions and receiving punishment or consequences as a result. It's important to note that taking responsibility for one's actions is a crucial aspect of personal growth and development. Facing one's punishment can help individuals learn from their mistakes and make better choices in the future.