From Longman Dictionary of Contemporary Englisheuphoriceu‧phor‧ic /juːˈfɒrɪk $ jʊˈfɔːrɪk, -ˈfɑː-/ adjective  HAPPYfeeling very happy and excited Scientists are euphoric at the success of the test. —euphorically /-kli/ adverb
                                                    
                                                Examples from the Corpus
euphoric• In them, I am euphoric.• It made me laugh; and I have to admit that my laughter was euphoric.• When they were first introduced they were an enormous boon to the farmer and the initial response was almost euphoric.• Reports about the successful vaccine took on a euphoric cast.• This has resulted in a less than euphoric response from staff across the spectrum.• The sergeant sat down, placed his feet into the ice-cold potassium permanganate solution and heaved a euphoric sigh of relief. 
