colewort vs kail

colewort and kail both are nouns.

Word	Noun	Adjective	Verb	Adverb
colewort	Yes	No	No	No
kail	Yes	No	No	No

As nouns, colewort and kail are synonyms defined as:

colewort and kail: a hardy cabbage with coarse curly leaves that do not form a head

Other synonyms of colewort include borecole, Brassica oleracea acephala, cole, kale.

colewort (noun)	kail (noun)
a hardy cabbage with coarse curly leaves that do not form a head	coarse curly-leafed cabbage
	a hardy cabbage with coarse curly leaves that do not form a head