Syrian bean caper vs shrub

Syrian bean caper and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
Syrian bean caper	Yes	No	No	No
shrub	Yes	No	No	No

As nouns, shrub is a hypernym of Syrian bean caper; that is, shrub is a word with a broader meaning than Syrian bean caper:

Syrian bean caper: perennial shrub of the eastern Mediterranean region and southwestern Asia having flowers whose buds are used as capers
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of Syrian bean caper include bush.

Syrian bean caper (noun)	shrub (noun)
perennial shrub of the eastern Mediterranean region and southwestern Asia having flowers whose buds are used as capers	a low woody perennial plant usually having several major stems