During is a common preposition used to express a specific time frame in a sentence. There are many synonyms for the word during, including throughout, over, across, at some point in time, all along, meanwhile, among others. These synonyms can be used interchangeably depending on the context of the sentence. For example, instead of saying "I studied during the night," one could say "I studied throughout the night" or "I studied over the night." Synonyms for during can also be used to indicate a continuous or simultaneous action, as in "I listened to music during my workout" can be rephrased as "I listened to music throughout my workout" or "I listened to music all along my workout".