club moss vs lycopod

club moss and lycopod both are nouns.

Word	Noun	Adjective	Verb	Adverb
club moss	Yes	No	No	No
lycopod	Yes	No	No	No

As nouns, club moss and lycopod are synonyms defined as:

club moss and lycopod: primitive evergreen moss-like plant with spores in club-shaped strobiles

Other synonyms of club moss include club-moss.

club moss (noun)	lycopod (noun)
primitive evergreen moss-like plant with spores in club-shaped strobiles	primitive evergreen moss-like plant with spores in club-shaped strobiles