exhilarate
Pronunciation: /ɪgˈzɪləreɪt, ɛg-/
verb

Origin:
mid 16th century: from Latin exhilarat- 'made cheerful', from the verb exhilarare, from ex- (expressing inducement of a state) + hilaris 'cheerful'

Spelling help
Remember that exhilarate and the related word exhilaration have an h after the x.