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"Éxito" is a noun which is often translated as "success", and "exactamente" is an adverb which is often translated as "exactly". Learn more about the difference between "éxito" and "exactamente" below.
el éxito()
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
exactamente()
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).