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"Hola" is a form of "hola", an interjection which is often translated as "hello". "Luisa" is a proper noun which is often translated as "Louise". Learn more about the difference between "Luisa" and "hola" below.
hola
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
1. (general)
b. hi (colloquial)
A word or phrase that is commonly used in conversational speech (e.g., skinny, grandma).
¡Hola! ¿Qué hay de nuevo?Hi! What's new?
