filago vs cudweed

filago and cudweed both are nouns.

Word	Noun	Adjective	Verb	Adverb
filago	Yes	No	No	No
cudweed	Yes	No	No	No

As nouns, filago and cudweed are synonyms defined as:

filago and cudweed: any plant of the genus Filago having capitate clusters of small woolly flower heads

Other synonyms of filago include cotton rose.

filago (noun)	cudweed (noun)
any plant of the genus Filago having capitate clusters of small woolly flower heads	any of numerous plants of the genus Gnaphalium having flowers that can be dried without loss of form or color
	any plant of the genus Filago having capitate clusters of small woolly flower heads
	perennial cottony-white herb of southwestern United States