flagroot vs sweet calamus

flagroot and sweet calamus both are nouns.

Word	Noun	Adjective	Verb	Adverb
flagroot	Yes	No	No	No
sweet calamus	Yes	No	No	No

As nouns, flagroot and sweet calamus are synonyms defined as:

flagroot and sweet calamus: perennial marsh plant having swordlike leaves and aromatic roots

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

flagroot (noun)	sweet calamus (noun)
perennial marsh plant having swordlike leaves and aromatic roots	perennial marsh plant having swordlike leaves and aromatic roots