Sinapis arvensis vs charlock

Sinapis arvensis and charlock both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sinapis arvensis	Yes	No	No	No
charlock	Yes	No	No	No

As nouns, Sinapis arvensis and charlock are synonyms defined as:

Sinapis arvensis and charlock: weedy Eurasian plant often a pest in grain fields

Other synonyms of Sinapis arvensis include Brassica kaber, chadlock, field mustard, wild mustard.

Sinapis arvensis (noun)	charlock (noun)
weedy Eurasian plant often a pest in grain fields	weedy Eurasian plant often a pest in grain fields