belies Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to show something to be false or wrong. Example Sentence His cheerful smile belies the stress he's actually feeling. More Example Sentences He belies his confidence with nervous habits. Synonyms contradicts; disproves; denies Antonyms confirms; supports; affirms Hear It! Say It! Write It! belies Switch to cursive Start Share with your friends: