accordant, according, assonant, assonantal, attuned, blended, blending, chiming, concordant, consonant, harmonic, harmonious, harmonizing, homophonic, in accord, in chorus, in concert, in concord, in sync, in tune, in unison, melodic, monodic, monophonic, musical, songful, symphonious, synchronized, synchronous, tuneful, unisonant, unisonous