"Impacts on" is a commonly used phrase to indicate the effect that something has on another thing or subject. However, using the same phrase repeatedly can sound monotonous and robotic. Therefore, here are some synonyms for "impacts on" that you can use to vary your language and add some depth to your writing: affects, influences, alters, changes, modifies, transforms, shapes, determines, and plays a role in. By using these synonyms, you can express the impact of one thing on another in different ways, adding nuance to your writing. Remember that language is a powerful tool, so choosing the right words can make all the difference in conveying your message effectively.