stupidly Get Printable Handwriting (stu-pid-ly) 3 syllables Rhymes Learn It! Spelling Test Definition adverb. 1 lacking intelligence; 2 in a state of mental numbness especially as resulting from shock Example Sentence He had stupidly bought a one way ticket. Synonyms dumb; foolish; dense Antonyms smart Rhymes Three Syllable Rhymes (1) stupidly Share with your friends: