Put in an appearance is an idiom that refers to making an appearance or showing up at an event or location. There are several synonyms for this phrase, including show up, arrive, make an entrance, turn up, put in a showing, attend, and be present. These synonyms can be used in a variety of contexts, from social events to business meetings. Using a synonym for put in an appearance can add variety and interest to your writing or conversation. Whether you're talking about a friend attending a party or a celebrity appearing on a talk show, these synonyms can help you express yourself in a more unique and expressive way.