rest-harrow vs suffrutex

rest-harrow and suffrutex both are nouns.

Word	Noun	Adjective	Verb	Adverb
rest-harrow	Yes	No	No	No
suffrutex	Yes	No	No	No

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

rest-harrow: European woody plant having pink flowers and unifoliate leaves and long tough roots; spreads by underground runners
suffrutex: low-growing woody shrub or perennial with woody base

Other hypernyms of rest-harrow include subshrub.

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

rest-harrow: Eurasian plant having loose racemes of pink or purple flowers and spiny stems and tough roots
suffrutex: low-growing woody shrub or perennial with woody base

Other hypernyms of rest-harrow include subshrub.

rest-harrow (noun)	suffrutex (noun)
European woody plant having pink flowers and unifoliate leaves and long tough roots; spreads by underground runners	low-growing woody shrub or perennial with woody base
Eurasian plant having loose racemes of pink or purple flowers and spiny stems and tough roots