exercise Get Printable Handwriting (ex-er-cise) 3 syllables Rhymes Learn It! Spelling Test Definition noun. andverb. 1 energetic movement of the body for the sake of physical fitnes 2 an act of putting into practice; use Example Sentence The exercise kept her healthy. OR We exercise our minds to keep them sharp. Synonyms activity; workout; training Antonyms inaction; couch potato Rhymes Three Syllable Rhymes (1) exercise Share with your friends: