to make (somebody) very happy or cheerful
to enliven or invigorate (somebody)
exhilarating adj
exhilaration /-ʹraysh(ə)n/ noun
exhilarative /-rətiv/ adj
[Latin exhilaratus, past part. of exhilarare, from ex-1 + hilarare to gladden, from hilarus cheerful]