screamingly
From Longman Dictionary of Contemporary Englishscreaminglyscream‧ing‧ly /ˈskriːmɪŋli/ adverb FUNNYextremely a screamingly funny filmExamples from the Corpusscreamingly• Usually screamingly conspicuous because they're such a new, unfamiliar concept for most tourists.• A Pentium Pro computer running 32-bit software in a pure 32-bit operating system is screamingly fast compared with current models.• I thought it was screamingly funny.