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"Ninguna" is a form of "ninguna", a pronoun which is often translated as "none". "Nunca" is an adverb which is often translated as "never". Learn more about the difference between "nunca" and "ninguna" below.
nunca(
noong
-
kah
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
1. (not ever)
b. ever (after "not")
Nunca llegas a tiempo.You don't ever arrive on time.
¿Vives en México y nunca has comido tacos?You live in Mexico and you haven't ever eaten tacos?
ninguna(
neeng
-
goo
-
nah
)A pronoun is a word that stands in for a noun (e.g., she).
1. (not one)
b. not any
No me interesa ninguna de las opciones disponibles.I'm not interested in any of the available options.
c. either (with negative verb)
No parece que ninguna vaya a terminar a tiempo.It doesn't look like either is going to finish on time.