Other forms: exhilarating; exhilarated; exhilarates
Exciting or thrilling things might exhilarate you. If you love acting, just the thought of being on stage might exhilarate you, giving you a feeling of giddy excitement.
The Latin word exhilarare meant "to gladden" and exhilarate still holds a similar meaning today. If you feel down, maybe imagining a high, clear sky on a fresh, cool day can exhilarate your spirit. You found out that driving a race car exhilarates you but only makes your friend carsick. I hope you brought some rags.