stinking mayweed vs Anthemis cotula

stinking mayweed and Anthemis cotula both are nouns.

Word	Noun	Adjective	Verb	Adverb
stinking mayweed	Yes	No	No	No
Anthemis cotula	Yes	No	No	No

As nouns, stinking mayweed and Anthemis cotula are synonyms defined as:

stinking mayweed and Anthemis cotula: widespread rank-smelling weed having white-rayed flower heads with yellow discs

Other synonyms of stinking mayweed include dog fennel, mayweed, stinking chamomile.

stinking mayweed (noun)	Anthemis cotula (noun)
widespread rank-smelling weed having white-rayed flower heads with yellow discs	widespread rank-smelling weed having white-rayed flower heads with yellow discs