Improving efficiency is an essential element of progress and success in any field. While the phrase "more efficient" is widely used, there are numerous synonyms that can be employed to convey the same idea in a more impactful and varied way. Some suitable synonyms could be "productivity", "streamlined", "optimized", "enhanced", "amplified", "accelerated", "refined", and "augmented". These words all point towards the idea of greater productivity and output, with an emphasis on time and resource management. As such, these synonyms can serve as a useful tool to spice up your writing and make your message more impactful.