waiter vs server

waiter and server both are nouns.

Word	Noun	Adjective	Verb	Adverb
waiter	Yes	No	No	No
server	Yes	No	No	No

As nouns, waiter and server are synonyms defined as:

waiter and server: a person whose occupation is to serve at table (as in a restaurant)

waiter (noun)	server (noun)
a person whose occupation is to serve at table (as in a restaurant)	utensil used in serving food or drink
a person who waits or awaits	(computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network
	a person whose occupation is to serve at table (as in a restaurant)
	(court games) the player who serves to start a point