canker brake vs evergreen wood fern

canker brake and evergreen wood fern both are nouns.

Word	Noun	Adjective	Verb	Adverb
canker brake	Yes	No	No	No
evergreen wood fern	Yes	No	No	No

As nouns, canker brake and evergreen wood fern are synonyms defined as:

canker brake and evergreen wood fern: North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds

Other synonyms of canker brake include Christmas fern, dagger fern, Polystichum acrostichoides.

canker brake (noun)	evergreen wood fern (noun)
North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds	North American fern with evergreen fronds
	North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds