Synonyms for the phrase "increase of motion" include acceleration, speeding up, escalation, augmentation, and intensification. Acceleration refers to a rapid increase in motion, while speeding up implies a gradual increase in speed. Escalation and augmentation both suggest a significant increase in the intensity of movement. Intensification is another word that can describe an increase in motion, particularly when referring to an increase in energy or force. Whether you are a scientist analyzing the kinetic energy of an object or a writer trying to add variety to your prose, having a range of synonyms for increase of motion will help you communicate your ideas more accurately and creatively.