The word unmelodic means lacks melody, harmony, or tune. Its antonyms are melodious, tuneful, musical, harmonious, symphonic, and euphonious. Melodious denotes sweet, harmonious, and musical sounds, while tuneful suggests pleasing musical quality with a well-arranged and harmonious composition. Harmonious implies musical and balanced sounds that create a pleasing effect. Symphonic refers to the musical style of a symphony orchestra. Euphonious means having a pleasing sound, especially when it comes to the tone and pronunciation of words. These antonyms help us use the right words to describe the beauty of music and create an impact on the listeners.