cloveroot vs avens

cloveroot and avens both are nouns.

Word	Noun	Adjective	Verb	Adverb
cloveroot	Yes	No	No	No
avens	Yes	No	No	No

As nouns, avens is a hypernym of cloveroot; that is, avens is a word with a broader meaning than cloveroot:

cloveroot: hairy Eurasian plant with small yellow flowers and an astringent root formerly used medicinally
avens: any of various perennials of the genus Geum having usually pinnate basal leaves and variously colored flowers

cloveroot (noun)	avens (noun)
hairy Eurasian plant with small yellow flowers and an astringent root formerly used medicinally	any of various perennials of the genus Geum having usually pinnate basal leaves and variously colored flowers