Synonyms of unmixable

2 Syllables
varying
3 Syllables
discrepant, contrary, incongruous, incongruent, divergent, conflicting, differing, diverse, contrariant, contrarient, dissonant, different, discordant
4 Syllables
inconsonant, disconsonant, inharmonic, unharmonious, disparate, unmusical, inconsistent
5 Syllables
incompatible, contradictory