Cardamine pratensis vs cuckoo flower

Cardamine pratensis and cuckoo flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cardamine pratensis	Yes	No	No	No
cuckoo flower	Yes	No	No	No

As nouns, Cardamine pratensis and cuckoo flower are synonyms defined as:

Cardamine pratensis and cuckoo flower: a bitter cress of Europe and America

Other synonyms of Cardamine pratensis include cuckooflower, lady's smock, meadow cress.

Cardamine pratensis (noun)	cuckoo flower (noun)
a bitter cress of Europe and America	common perennial native to Europe and western Asia having usually pink flowers with ragged petals
	a bitter cress of Europe and America