relic vs favour

relic and favour both are nouns.

Word	Noun	Adjective	Verb	Adverb
relic	Yes	No	No	No
favour	Yes	No	Yes	No

As nouns, favour is a hyponym of relic; that is, favour is a word with a more specific, narrower meaning than relic:

Other hyponyms of relic include love-token, favor, party favor, party favour.

relic (noun)	favour (noun)
an antiquity that has survived from the distant past	an act of gracious kindness
something of sentimental value	souvenir consisting of a small gift given to a guest at a party
	an advantage to the benefit of someone or something
	an inclination to approve
	a feeling of favorable regard