Gadus macrocephalus vs cod

Gadus macrocephalus and cod both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gadus macrocephalus	Yes	No	No	No
cod	Yes	Yes	Yes	No

As nouns, cod is a hypernym of Gadus macrocephalus; that is, cod is a word with a broader meaning than Gadus macrocephalus:

Other hypernyms of Gadus macrocephalus include codfish.

Gadus macrocephalus (noun)	cod (noun)
closely related to Atlantic cod	major food fish of Arctic and cold-temperate waters
	lean white flesh of important North Atlantic food fish; usually baked or poached
	the vessel that contains the seeds of a plant (not the seeds themselves)

Gadus macrocephalus (adjective)	cod (adjective)
	payable by the recipient on delivery

Gadus macrocephalus (verb)	cod (verb)
	harass with persistent criticism or carping
	fool or hoax