Chinese holly vs shrub

Chinese holly and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chinese holly	Yes	No	No	No
shrub	Yes	No	No	No

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

Chinese holly: dense rounded evergreen shrub of China having spiny leaves; widely cultivated as an ornamental
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of Chinese holly include bush.

Chinese holly (noun)	shrub (noun)
dense rounded evergreen shrub of China having spiny leaves; widely cultivated as an ornamental	a low woody perennial plant usually having several major stems