Meanwhile is a common transitional word that is used to indicate a time lapse between two actions or events. However, there are several other words that can be used to convey the same meaning. These include words such as interim, in the meantime, at the same time, concurrently, simultaneously, and in the interim. Each of these synonyms serves to establish a connection between two ideas or actions while offering insight into the timeline of events. They help to keep the communication flowing naturally and ensure that the reader or listener does not get lost in the plot.