Urgently is an adverb that describes something that needs immediate attention or action. There are many synonyms for urgently that can be used depending on the urgency level. Some of the common synonyms for urgently include immediately, desperately, promptly, quickly, swiftly, fleetly, instantaneously, momentously, speedily, and expeditiously. Each of these synonyms conveys a sense of urgency and importance in a slightly different way. Some may describe a situation that requires a more pressing response than others, depending on the context. Regardless of which synonym is used, they all indicate a need for swift action or attention.