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"Música" is a form of "música", a noun which is often translated as "music". "Percutir" is a transitive verb which is often translated as "to hit". Learn more about the difference between "música" and "percutir" below.
la música()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
percutir()
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).