The antonyms for "dishearten" are mostly positive words that inspire hope, courage, and confidence. When someone is feeling disheartened, they may benefit from hearing words like "encourage", which means to inspire or support, "cheer", which means to comfort or reassure, or "bolster", which means to strengthen or fortify. Other antonyms for "dishearten" include "uplift", "inspire", "motivate", "embolden", and "empower". These words can help to counteract negative feelings and remind us that there is always a chance for improvement, even in difficult situations. By using positive language, we can help to build resilience and foster a sense of hope and optimism.