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"Despierto" is a form of "despierto", an adjective which is often translated as "awake". "Viva" is a form of "viva", an interjection which is often translated as "hurrah". Learn more about the difference between "despierto" and "viva" below.
despierto()
An adjective is a word that describes a noun (e.g., the big dog).
1. (not asleep)
2. (vigilant)
viva()
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).