Chromatic minor is a musical term that refers to a minor key with added chromatic notes, mostly in melodies and solos. There are several other terms that you can use interchangeably with chromatic minor, depending on the context. Some of the synonyms include harmonic minor, melodic minor, and jazz minor. Harmonic minor refers to a variation of the natural minor that raises the seventh note for a semitone. Melodic minor, on the other hand, raises both the sixth and seventh notes when ascending but descends to the natural minor scale. Lastly, jazz minor refers to a variation of the melodic minor scale with added chromatic notes. Overall, each synonym has its own unique sound and can be used to create different musical moods and emotions.