Rico en vocabulario

[ROBINDESBOIS]

Como se diría en inglés me gusta esta serie televisiva porque utilizan un lenguaje muy rico, porque es muy rica en vocabulario.


I make an attempt:

I love this TV series because they use rich language/ is very rich in vocabulary.

[poli]

Yes, it tranlates directly. You can also say: The show has great script writers.

[ROBINDESBOIS]

You know there is a tv series, that is gonna be broadcasted in Spanish in Spanish in the USA next year, The language used is really rich, you shoud see it, it´s very entertaining too, it´s called " amar en tiempos revueltos " something like to love in difficult times.

[Tomisimo]

If you were talking about a person, you could also say "she has a rich vocabulary".

[CrOtALiTo]

In the question, you have spoken about the word script, but I have another opinion. Can you use the word great in that sentence?