This is the 2380th most frequent Spanish word.
angélica
"Angélica" refers to something angelic or related to angels; it can also denote a plant called angelica.
Here, 'angélica' refers to the name of a plant, used as a noun to denote its identity.
Angélica es una planta medicinal utilizada tradicionalmente.
Angelica is a medicinal plant traditionally used.
In this sentence, 'angélica' is an adjective, used to describe a figure having angel-like qualities.
El cuento describe a figura angélica que aparece en el bosque.
The tale describes an angelic figure that appears in the forest.
Again used as an adjective, 'angélica' describes the purity and angel-like quality of someone's expression.