"Voila" is a French expression that has become a common catchphrase in English. It is often used to indicate that something has been completed or achieved, or to introduce or reveal something. There are several synonyms for "voila" that can be used to convey similar sentiments or feelings, such as "there you have it," "ta-da," "there it is," "presto," "behold," "lo and behold," "voici" (another French word for "here it is"), "look what I've got," "introducing," and "presenting." Each of these phrases can be used in different contexts, and they all aim to provide the same effect as "voila".