Felis concolor vs painter

Felis concolor and painter both are nouns.

Word	Noun	Adjective	Verb	Adverb
Felis concolor	Yes	No	No	No
painter	Yes	No	No	No

As nouns, Felis concolor and painter are synonyms defined as:

Other synonyms of Felis concolor include catamount, cougar, mountain lion, panther, puma.

Felis concolor (noun)	painter (noun)
large American feline resembling a lion	large American feline resembling a lion
	a line that is attached to the bow of a boat and used for tying up (as when docking or towing)
	an artist who paints
	a worker who is employed to cover objects with paint