There are a plethora of synonyms for the term "good music." Some of the most common and widely used ones are "classic," "groovy," "enjoyable," and "pleasing." Other synonyms that can be used to describe good music include "upbeat," "catchy," "soulful," and "inspiring." Additionally, words like "excellent" and "outstanding" can also be used to describe music that is exceptionally good or of the highest quality. Essentially, any word that conveys a sense of enjoyment, enjoyment, or appeal can be a synonym for "good music." Ultimately, the choice of synonym depends on the specific context and personal preferences of the person using the word.