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"Una" is a form of "una", a noun which is often translated as "one". "Pizza" is a noun which is often translated as "pizza". Learn more about the difference between "pizza" and "una" below.
la pizza()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (culinary)
a. pizza
Esta noche es perfecta para pedir pizza y ver una película.Tonight is perfect for ordering a pizza and watching a movie.
la una()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (time)