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"Entertaining" is a form of "entertaining", an adjective which is often translated as "entretenido". "An" is an indefinite article which is often translated as "un". Learn more about the difference between "entertaining" and "an" below.
entertaining(
ehn
-
uhr
-
tey
-
nihng
)An adjective is a word that describes a noun (e.g., the big dog).
a. entretenido
The variety show was quite entertaining.El espectáculo de variedades estuvo muy entretenido.
b. divertido
The mariachis told endless jokes. They were very entertaining.Los mariachis contaron chistes sin parar. Fueron muy divertidos.
c. ameno
The band at Laura's birthday party was very entertaining.La banda en la fiesta de cumpleaños de Laura fue muy amena.
an(
ahn
)An indefinite article is a word that indicates that a noun is not specific (e.g., a girl).
1. (general)
A preposition is a word that indicates the relationship between a noun and another word (e.g., He ran through the door.).