medick vs trefoil

medick and trefoil both are nouns.

Word	Noun	Adjective	Verb	Adverb
medick	Yes	No	No	No
trefoil	Yes	No	No	No

As nouns, medick and trefoil are synonyms defined as:

medick and trefoil: any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves

Other synonyms of medick include medic.

medick (noun)	trefoil (noun)
any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves	an architectural ornament in the form of three arcs arranged in a circle
	a plant of the genus Trifolium
	any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves