The phrase "pass across" implies the transfer of something from one person to another or from one place to another. There are various synonyms for "pass across" that are commonly used in different contexts, including "hand over," "give," "deliver," "transfer," "send," "relay," "convey," "communicate," "impart," "transmit," and "pass on." These words can be used interchangeably depending on the situation and the intended meaning. For instance, "hand over" may suggest a physical transfer of an item, while "communicate" may imply the transfer of ideas or feelings. By using synonyms for "pass across," one can add variety and precision to their language, making their message clearer and more effective.