Polysyllable Polysyllable antonyms monosyllable If you know antonyms for Polysyllable, then you can share it. Suggest antonym for Polysyllable Polysyllable synonyms polysyllabic word monosyllable dissyllable word expression term polysyllabic multisyllabic polysyllabical sesquipedalian long word Full list of synonyms (13)