monosyllable

/ˈmɑnəˌsɪləbəl/
noun
  1. A word that has only one syllable, like 'cat' or 'run'.
    • In poetry, a monosyllable can add a strong, punchy rhythm.
    • She answered every question with a simple monosyllable like 'no' or 'okay'.
    • The word 'yes' is a common monosyllable.
Antonyms