Show off is a term used to describe someone who displays their abilities, achievements, or possessions to impress others. It can have negative connotations of arrogance or insincerity. There are several synonyms for show off that can be used in different contexts. For instance, the word brag implies that someone is boasting about their achievements or abilities. Flaunt denotes someone who is displaying their possessions or attributes in a showy or ostentatious manner. Similarly, parade and exhibit can be used when someone is showcasing their skills or talents. Ultimately, the choice of synonym depends on the context and tone of the situation.