Let ups refers to a reduction or relaxation in intensity, pace, or effort. The opposite of let ups can, therefore, be described as an increase, intensification, or acceleration. Antonyms for let ups include progression, elevation, advancement, surge, muster, upswing, escalation, climb, and rise. These words signify a continued effort towards improvement and achieving greater heights. In business, a let ups mode is undesirable since it indicates a lack of initiative and growth. On the other hand, an antithesis of let ups can lead to the attainment of desired results, achievement of goals and objectives, and increased productivity.