Paraguay tea vs holly

Paraguay tea and holly both are nouns.

Word	Noun	Adjective	Verb	Adverb
Paraguay tea	Yes	No	No	No
holly	Yes	No	No	No

As nouns, holly is a hypernym of Paraguay tea; that is, holly is a word with a broader meaning than Paraguay tea:

Paraguay tea: South American holly; leaves used in making a drink like tea
holly: any tree or shrub of the genus Ilex having red berries and shiny evergreen leaves with prickly edges

Paraguay tea (noun)	holly (noun)
South American holly; leaves used in making a drink like tea	any tree or shrub of the genus Ilex having red berries and shiny evergreen leaves with prickly edges