medic vs medick

medic and medick both are nouns.

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

As nouns, medic and medick are synonyms defined as:

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

Other synonyms of medic include trefoil.

medic (noun)	medick (noun)
a medical practitioner in the armed forces	any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves
any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves