When it comes to firing someone with enthusiasm, there are numerous synonyms that can add a burst of energy to any conversation. One of the best ways to achieve this is by using powerful language that conveys feelings of excitement and passion. Some great synonyms for "fire someone with enthusiasm" might include "ignite," "spark," "fuel," "electrify," "enthuse," "energize," "galvanize," "inspire," "amplify," "elevate," and "stimulate." Using these words in conversation or writing can help bring a sense of urgency and excitement to any situation, allowing you to convey your message with passion and conviction.