flagroot vs myrtle flag

flagroot and myrtle flag both are nouns.

Word	Noun	Adjective	Verb	Adverb
flagroot	Yes	No	No	No
myrtle flag	Yes	No	No	No

As nouns, flagroot and myrtle flag are synonyms defined as:

flagroot and myrtle flag: perennial marsh plant having swordlike leaves and aromatic roots

Other synonyms of flagroot include Acorus calamus, calamus, sweet calamus, sweet flag.

flagroot (noun)	myrtle flag (noun)
perennial marsh plant having swordlike leaves and aromatic roots	perennial marsh plant having swordlike leaves and aromatic roots