12 like crazy synonyms include energetically, enthusiastically, madly, with a will, for all one is worth, passionately, intensely, and like mad. Like crazy is an adverb, and its antonyms are calmly and without enthusiasm. Here are some additional synonyms for "like crazy" with example sentences.
12 other ways to say like crazy.
He ran like crazy to catch.
She worked like crazy last night.
They laughed like crazy at everything.