suffrutex vs shrub

suffrutex and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
suffrutex	Yes	No	No	No
shrub	Yes	No	No	No

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

Other hypernyms of suffrutex include bush.

suffrutex (noun)	shrub (noun)
low-growing woody shrub or perennial with woody base	a low woody perennial plant usually having several major stems