meeting vs rendezvous

meeting and rendezvous both are nouns.

Word	Noun	Adjective	Verb	Adverb
meeting	Yes	No	No	No
rendezvous	Yes	No	Yes	No

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

Other hyponyms of meeting include session, socialisation, socialising, socialization, socializing, visit, visit, visit.

meeting (noun)	rendezvous (noun)
the social act of assembling for some common purpose	a meeting planned at a certain time and place
the act of joining together as one	a date; usually with a member of the opposite sex
a casual or unexpected convergence	a place where people meet
a formally arranged gathering
a small informal social gathering
a place where things merge or flow together (especially rivers)

meeting (verb)	rendezvous (verb)
	meet at a rendezvous