overturn Get Printable Handwriting (o-ver-turn) 3 syllables Rhymes Learn It! Spelling Test Definition verb. andadjective. to turn or throw over; upset to conquer; defeat; ruin Example Sentence Overturn that rock and you will find bugs. Synonyms turn over; tip over; tump over; turn Antonyms to leave alone Rhymes Three Syllable Rhymes (1) overturn Share with your friends: