vs
QUICK ANSWER
"Existe" is a form of "existir", an intransitive verb which is often translated as "to exist". "No existe" is a phrase which is often translated as "it doesn't exist". Learn more about the difference between "existe" and "no existe" below.
existir(
ehk
-
sees
-
teer
)An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
1. (to be real)
a. to exist
Mi hermanito todavía cree que existe el Coco.My little brother still believes the Boogeyman exists.
no existe(
noh
ehk
-
sees
-
teh
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. it doesn't exist
Me pregunto si hay alguna crema que de verdad quite la celulitis. - No, no existe.I wonder whether there is any cream that really gets rid of cellulite. - No, it doesn't exist.
b. doesn't exist
La ciudad en realidad no existe, es algo que el personaje de la película imagina.The city doesn't really exist. It's just something the character in the movie imagines.
c. there doesn't exist
De momento, no existe una cura para la enfermedad.For the time being, there doesn't exist a cure for the illness.