Caltha palustris vs water dragon

Caltha palustris and water dragon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Caltha palustris	Yes	No	No	No
water dragon	Yes	No	No	No

As nouns, Caltha palustris and water dragon are synonyms defined as:

Caltha palustris and water dragon: swamp plant of Europe and North America having bright yellow flowers resembling buttercups

Other synonyms of Caltha palustris include cowslip, kingcup, marsh marigold, May blob, meadow bright.

Caltha palustris (noun)	water dragon (noun)
swamp plant of Europe and North America having bright yellow flowers resembling buttercups	swamp plant of Europe and North America having bright yellow flowers resembling buttercups
	North American herbaceous perennial of wet places having slender curled racemes of small white flowers