Antonyms for the word "monumentalize" include terms such as "forget," "ignore," "neglect," and "devalue." When we choose to monumentalize an individual, event, or object, we are asserting its importance and elevating its significance. However, when we choose to forget, ignore, or neglect something, we are doing the opposite. To devalue something is to reduce its worth or importance. Other antonyms for "monumentalize" include "diminish," "trivialize," and "overlook." These terms imply a lack of recognition or respect for something that should be celebrated or commemorated. By using these antonyms, we can understand the importance of recognizing and valuing significant people and events in history.