cod vs jeer

cod and jeer both are nouns.

Word	Noun	Adjective	Verb	Adverb
cod	Yes	Yes	Yes	No
jeer	Yes	No	Yes	No

As verbs, jeer is a hyponym of cod; that is, jeer is a word with a more specific, narrower meaning than cod:

Other hyponyms of cod include barrack, flout, gibe, scoff, banter, chaff, jolly, josh, kid.

cod (noun)	jeer (noun)
major food fish of Arctic and cold-temperate waters	showing your contempt by derision
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)

cod (adjective)	jeer (adjective)
payable by the recipient on delivery

cod (verb)	jeer (verb)
harass with persistent criticism or carping	laugh at with contempt and derision
fool or hoax