revel vs fete

revel and fete both are nouns.

Word	Noun	Adjective	Verb	Adverb
revel	Yes	No	Yes	No
fete	Yes	No	Yes	No

As verbs, fete is a hypernym of revel; that is, fete is a word with a broader meaning than revel:

revel: celebrate noisily, often indulging in drinking; engage in uproarious festivities
fete: have a celebration

Other hypernyms of revel include celebrate.

revel (noun)	fete (noun)
unrestrained merrymaking	an organized series of acts and performances (usually in one place)
	an elaborate party (often outdoors)

revel (verb)	fete (verb)
take delight in	have a celebration
celebrate noisily, often indulging in drinking; engage in uproarious festivities