taunt vs chaff

taunt and chaff both are nouns.

Word	Noun	Adjective	Verb	Adverb
taunt	Yes	No	Yes	No
chaff	Yes	No	Yes	No

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

Other hyponyms of taunt include barrack, flout, gibe, jeer, scoff, banter, jolly, josh, kid.

taunt (noun)	chaff (noun)
aggravation by deriding or mocking or criticizing	foil in thin strips; ejected into the air as a radar countermeasure
	material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds

taunt (verb)	chaff (verb)
harass with persistent criticism or carping	be silly or tease one another